Mail.dll .NET email component (IMAP, POP3, SMTP) https://www.limilabs.com/mail

3.0.25181.1641 (2025-06-30)
- MsgConverter: improved RTF to HTML lists (<ul>, <ol>) handling.
- Weekday.GetDayOfWeek method added.

3.0.25121.1408 (2025-05-01)
- .net 9.0 version introduced.
- Improved HTML rendering for replies and forwards.
- MimeBase.AlternativeKey introduced - allows to recognize same content in Visuals collection.
- MimeBaseStructure.AlternativeKey introduced - allows to recognize same content in Visuals collection.
- [breaking] BayesianMailFilter.LoadPrevious method removed.
- [bugfix] Imap client: UploadMessage internal date renders properly.

3.0.25027.1333 (2025-01-27)
- [bugfix] UUE decoder does not throw on negative data size.
- [bugfix] UTF8 decoder rewinds stream on invalid encoded data.

3.0.25006.823 (2025-01-06)
- UTF8 decoder ignores invalid codepoints.
- Better charset names handling.
- Better 'RE' and 'FW' suffixes recognition.
- MIME parser: attachment file name decoding improved.
- System.Security.Cryptography.Pkcs updated to version with no known vulnerabilities.
- [bugfix] MIME parser: quoted header parameters are unescaped properly.

3.0.24303.1333 (2024-10-29)
- Imap, Pop3, Smtp clients: cancelation token support added.
- Improved plain port used error recognition.
- [bugfix] Imap client: X-GM-LABELS NIL label is handeled properly.

3.0.24129.1605 (2024-05-08)
- MailBuilder normalizes line endings for Text and Html when creating an email.
- MsgConverter: improved sender SMTP address extraction.
- MimeTnef introduced (+MimeTnef.Message).
- IMail.ExtractAttachmentsFromInnerMessages extracts attachments from MimeTnef.
- HTML to plain text converter image handling improved.
- DNS improvements.
- Better logging in DNS/DKIM module.

3.0.24030.1216 (2024-01-30)
- .net 8.0 version introduced.
- Cryptography packages update.
- Reply and Forward templates use email address when name is empty.
- Smtp client: 421 causes exception
- [breaking] Obsolete exceptions' constructors removed (SerializationInfo info, StreamingContext context).

3.0.23283.1813 (2023-10-10 )
- HeaderDecoder allows for new lines.
- Imap client: BAD response triggers a retry in Imap.GetAll method with different strategy.
- Imap client: Idle analyzes received response, and issue DONE only if it contains FolderStatus changes or read/unread status changes.

3.0.23156.1704 (2023-06-05)
- System.Security.Cryptography updated to version with no known vulnerabilities.
- [bugfix] RecipientDeliveryStatusNotification ctor is now public.

3.0.23025.1850 (2023-01-25)
- Security fix.

3.0.23002.841 (2023-01-02)
- Smtp client: Smtp.TestMessageEnvelope introduced.
- [bugfix] AddressValidator incorrectly requested UTF8 SMTP extension.
- [obsolete] AddressValidator.Validate is obsolete, please use ValidateFormat/ValidateMX methods -or- DnsHelper.GetSmtpServer and Smtp.TestMessageEnvelope instead.

3.0.22293.1001 (2022-10-20)
- Async performance improved.
- [bugfix] Pop3 client: ConnectAsync recognizes server type correctly (OAUTH2 authentication on Exchange resuled in 'Protocol error. Connection is closed. 10' error)

3.0.22269.1117 (2022-09-26)
- Imap, Pop3, Smtp client: Logging includes instance id of the client.
- MimeData.SetFileName: guessContentType parameter is optional, default is false.
- Async performance improved.

3.0.22234.1038 (2022-08-22)
- [bugfix] MIME parser: ( ) within encoded words are not treated as comments.
- [bugfix] MIME parser: \ is not an escape character when outside of quoted string.

3.0.22105.1207 (2022-04-15)
- Smtp client: SmtpConfiguration.AddressHeaderRenderMode introduced.
- Imap, Pop3, Smtp clients: Connect uses uses 'command in progress' guard.
- Imap client: Close/CloseAsync (LOGOUT command) uses 'command in progress' guard.
- [bugfix] Yahoo SMTP server requires no BCC header.

3.0.22035.1741 (2022-02-04)
3.0.22033.1529 (2022-02-02)
- .net 6.0 version introduced.
- Delivery Status Notifications (DSNs) can be created programmatically (MimeFactory.CreateDeliveryStatus() added, MimeDeliveryStatusNotification is no longer read-only).
- Imap client: Enable command added.
- Imap client: IMAP4rev2 is recognized.
- [bugfix] Pop3 client: SendMultiLineCommandAsync throws Pop3ResponseException on error response.
- [bugfix] Auto-genereated IMail.MessageId and IMail.Date are same for encrepted and signed inner contents.
- [bugfix] .net 5.0: UTF-7 encoding is recognized.
- [bugfix] .net standard, .net 5.0: templates can access private properties.

3.0.21294.1630 (2021-10-21)
- HTML parser doesn't omit incorrectly placed closing tags.
- SignatureConfiguration.ForceBase64Encoding added.

3.0.21267.1221 (2021-09-24)
- Name in MailAddress does not always render in quotes.
- Imap client: BODYSTRUCTURE long names split into parts are handled.
- DKIM header parser ignores incorrectly placed folding spaces.
- [bugfix] Imap, Pop3, Smtp clients: Debugger's Watch/Quick Watch no longer triggers 'command in progress' error.
- [breaking] Obsolete Imap.CommandTagLength was removed - any usages can safely be removed.

3.0.21231.1234 (2021-08-19)
- MsgConverter: 'IPM.Recall.Report' is recognized.
- 'cp1250', 'cp1251' and 'cp1252' encoding names are recognized.
- Release assembly versioning issues fixed.
- MailBrowserControl and ProtocolEx no longer requires useLegacyV2RuntimeActivationPolicy flag for recent .net version.
- [bugfix] RTF parser: space after escaped unicode character is handeled properly.

3.0.21189.1553 (2021-07-08)
- Secure DNS over HTTPS introduced (GlobalConfiguration.UseDnsOverHttps)
- iCalendar: Participant.Type (Individual, Room, ...) added.
- [bugfix] Groups are rendered correctly.

3.0.21134.1059 (2021-05-14)
- MsgConverter: Incorrectly numbered attachments and recipients are extracted.
- Async support added for all versions.

3.0.21075.1419 (2021-03-16)
- .net 5.0 version introduced.
- SSPI available in .net standard and .net 5.0
- ContentType.ApplicationXml added.
- .net 2.0 version is no longer registered in VS add reference dialog.

3.0.21008.1129 (2021-01-08)
- Dates with invalid name of day are parsed correctly.
- [bugfix] Imap client: HIGHESTMODSEQ is not requested unless CONDSTORE or QRESYNC extensions are present.
- [bugfix] Imap client: Multiple curly braces {} bug fixed.

3.0.20308.1141 (2020-11-03)
- [bugfix] Xamarin linker error in release mode was fixed.

3.0.20298.922 (2020-10-24)
- .net standard packages update.
- Imap client: Earthlink fails on SEARCH ALL command workaround.
- MsgConverter: CreateMessage allows for IPM.Task and IPM.Document types.
- License file is loaded from bin folder as well.
- [bugfix] Imap client: Invalid empty ESEARCH ALL response is handled.

3.0.20174.2011 (2020-06-22)
- Smtp client:  OAuth 2.0 (AUTH XOAUTH2) can be sent without initial response.
- Imap client:  OAuth 2.0 (AUTHENTICATE XOAUTH2) can be sent without initial response.
- Pop3 client:  OAuth 2.0 (AUTH XOAUTH2) can be sent without initial response.
- Pop3 client:  OAuth 2.0 (AUTH XOAUTH2) does not use initial response for Office365/Exchange.
- [bugfix] HTML to plain text converter recognizes hex encoded entities (e.g. &#xa0;).

3.0.20155.1832 (2020-06-03)
- Imap client: Imap.Capabilities property added for easier capability checks.
- Imap client: APPENDLIMIT support added.
- Imap client: Expression.ModSeq search experssion introduced (MODSEQ support).
- Imap client: FolderStatus.HighestModSeq introduced (HIGHESTMODSEQ support).

3.0.20106.1313 (2020-04-15)
- [bugfix] Smtp client: RCPT TO duplicates in SmtpMail don't throw when sending.
- [bugfix] Smtp client: SmtpMail removes RCPT TO duplicates when created from IMail.
- Imap client, Pop3 client, Smtp client: LoginSSPI uses initial response.

3.0.20073.1408 (2020-03-13)
- Limilabs.Mail.Tools.Html2TextConverter introduced.
- Parsing speed improved for larger emails.
- [bugfix] Boundary search could hang for emails with large attachments.

3.0.20007.1248 (2020-01-07)
- SMIMEConfiguration.CopyHeadersOnSignedExtraction that copies headers from the outer message introduced.
- MailBuilder and IMail can add mulitple DKIM signatures at once.
- RSA-SHA512 hash algorithm added to DKIM.
- [bugfix] UUE decoder doesn't treat an apostrophe as an empty line.
- [breaking] SignatureConfiguration must have a certificate specified.

3.0.19277.1656 (2019-10-04)
3.0.19275.1936 (2019-10-02)
- Pop3 client: OAuth 2.0 (AUTH XOAUTH2) support added.
- Imap client, Pop3 client, Smtp client: UTF8 authentication encoding list updated.
- [bugfix] Xamarin.iOS yield return bugfix.

3.0.19162.1801 (2019-06-11)
- [bugfix] Smtp client: IPv6 EHLO/HELO command ip/domain parameter bug fixed.

3.0.19134.1431 (2019-05-14)
- RSET is not send after failed message sending, but rather before subsequent message sending.
- Dual sockets are used by default, so IPv6 and IPv4 addresses can be used easily.
- [bugfix] MIME parser: boundaries with similar prefix are differentiated.
- [bugfix] iCalendar: Accept/Decline methods create events containing specific participant only.

3.0.19029.1200 (2019-01-29)
- OAuth 2.0: GoogleApi.GetEmailPlus is deprecated. Please use GoogleApi.GetEmail method instead.
- Content-type parser improved to ignore text after white space.
- Log.DataCutOffLength introduced.
- [breaking] GoogleScope.EmailAddressScope was removed. Please use GoogleScope.UserInfoEmailScope instead.

3.0.18307.847 (2018-11-03)
- MessageFlags.Unseen property introduced.

3.0.18255.1658 (2018-09-12)
- Pop3 client: Duplicated message numbers in UIDL response are ignored.

3.0.18254.906 (2018-09-11)
- UTF-8 BOM is ignored during eml data parsing
- MimeConfiguration.CopyHeadersOnRfc822Extraction that copies headers from the outer message introduced.
- SMIMEConfiguration.CopyHeadersOnDecryption that copies headers from the outer message introduced.
- BODYSTRUCTURE parsing modified to workaround Seznam IMAP server bug.
- Encoding.Default is used as fallback on invalid UTF8 in MIME headers.
- [bugfix] Pop3 client: NTLM, Negotiate, PLAIN authentication continue bug fixed.

3.0.18201.1449 (2018-07-20)
- [bugfix] Creating hash algorithm no longer throws PlatformNotSupportedException on .net standard.
- [bugfix] Non-standard 7-byte or more UTF8 characters are handeled properly.

3.0.18192.1247 (2018-07-11)
- Server type recognition improved.
- Singing introduced in .net standard.
- [bugfix] DNS reads preference as unsigned 16bit value for MX records.

3.0.18165.2350 (2018-06-14)
- [bugfix] Brackets ('[', ']') are not treated as special characters when parsing folder names.
- [bugfix] .net standard decrypt bugs fixed.
- [bugfix] Reply-To bug fixed.

3.0.18151.1319 (2018-05-31)
- [bugfix] AssemblyTitle bug fixed
- [bugfix] MsgConverter ignores cid when determining content-disposition of an attachement.

3.0.18141.1056 (2018-05-21)
- Imap client: ImapConfiguration.AuthenticationEncoding introduced.
- Pop3 client: Pop3Configuration.AuthenticationEncoding introduced.
- Smtp client: SmtpConfiguration.AuthenticationEncoding introduced.
- Imap, Smtp, Pop3 clients: Close(false) method ignores all exceptions, including connection related.
- [bugfix] Imap, Smtp, Pop3 clients: SSPI NTLM/Kerberos/Negotiate authentication should use empty string instead of null, when no domain is specified.
- [bugfix] Imap client: Broken BODYSTRUCTURE responses don't cause exceptions.
- [bugfix] Smtp client: ForceAscii setting is respected for SMTP envelope. 
- [bugfix] IMail.ToBuilder copies 'Reply-to' header.

3.0.18072.1009 (2018-03-13)
- ServerCertificateValidateEventArgs.IsValid reflects default certificate validation status.
- .net standard 2.0 uses TLS1.0/TLS1.1/TLS1.2 by default.

3.0.18026.1647 (2018-01-26)
- Licensing code refactored.
- [bugfix] SMTPUTF8/punycode bug fixed.

3.0.17354.2344 (2017-12-20)
- Logging introduced into .net standard 2.0.
- DKIM introduced into .net standard 2.0.
- Imap compression introduced into .net standard 2.0.
- .net standard 2.0 support added.

3.0.17312.2008 (2017-11-08)
- RFC822 MIME entities are extracted automatically when at root.
- RFC822 MIME entities are extracted automatically from signed and encrypted messages.
- MIME tree procesing improvements for unusual emails containing disclaimers.
- Invalid checksum is ignored in TNEF streams.
- Yahoo Imap and POP3 servers are recognized properly after Yahoo's modifications.
- [bugfix] 'Duplicate font id' error fixed.
- [bugfix] CheckDKIMSignature doesn't throw on converted msg files.
- [breaking] Obsolete Msg2MimeConverterConfiguration class removed, please use Msg2IMailConfiguration instead.
- [breaking] Obsolete Pop3.DisableAPOP property removed, please use Pop3.Configuration.DisableAPOP instead.

3.0.17241.1703 (2017-08-30)
- [bugfix] Multiple DKIM signature header order bug fix.

3.0.17233.1428 (2017-08-21)
- Multiple DKIM signatures are handled.
- Better broken HTML handling: body inside head tag is now extracted.
- Imap: Imap.ServerIDInformation introduced.
- Imap: Imap.GetAll issues Search(Expression.UID(Range.From(1))) if Search(Expression.All()) fails.
- .msg Outlook files converter: IpmNote uses different fields to extract SMTP receipients.
- [bugfix] Headers folded at first char are strippeed of the first whitespace.
- [bugfix] Proxy Username/Password authentication mechanism version bug fixed.
- [bugfix] IMail.XMsg2Mime threw exception is some situations.

3.0.17128.1137 (2017-05-08)
- iCalendar: Participant.XResponseComment (X-RESPONSE-COMMENT) introduced.
- Imap: Command tag alghoritm changed - it now uses 8 chars only.
- Imap: Brackets in ENVELOPE mailbox resonses are trimmed.
- Imap: Quoted content-disposition is trimmed.
- [bugfix] Imap: Accept NIL as a folder name in a IMAP responses
- [bugfix] .msg Outlook files converter HTML encoding problem fixed.

3.0.17093.812 (2017-04-03)
- MimeFactory.Split method introduced.
- [bugfix] Imap client: No new line is insterted on very long UTF7 encoded lines. 
- AttachmentRemoverConfiguration.RemoveNonVisuals introduced.
- AttachmentRemoverConfiguration.ShouldRemove callback introduced.
- AttachmentReplacerConfiguration.ReplaceNonVisuals introduced.
- AttachmentReplacerConfiguration.ShouldReplace callback introduced.

3.0.17023.1443 (2017-01-23)
3.0.16356.1602 (2016-12-21)
- [bugfix] Imap.Configuration made public.
- [bugfix] Pop3.Configuration made public.
- Imap: No initial response is used with AUTHENTICATE command for GroupWise IMAP server.
- Pop3: AUTH command with initial response sends initial response 2nd time on + response.
- Smtp: AUTH command with initial response sends initial response 2nd time on 300-399 response.
- Imap: AUTHENTICATE command with initial response sends initial response 2nd time on + response.
- ImapConfiguration.AuthWithoutInitialResponse introduced.
- SmtpConfiguration.AuthWithoutInitialResponse introduced.

3.0.16341.1305 (2016-12-06)
- [bugfix] IMAP UTF7 & characters surrounded by non-ASCII characters are escaped as &-.
- ImapConfiguration.UseLiteralOnDoubleQuoteInFolders introduced.
- ImapConfiguration.AlwaysConcatRN introduced.
- ImapConfiguration.RetryAuthWithoutInitialResponse introduced.
- Pop3Configuration.AuthWithoutInitialResponse introduced.
- Pop3Configuration.RetryAuthWithoutInitialResponse introduced.
- Pop3Configuration.DisableAPOP introduced.
- SmtpConfiguration.RetryAuthWithoutInitialResponse introduced.

3.0.16326.2353 (2016-11-21)
- TLS 1.2 (Tls12) is allowed by default.
- Smtp.Configuration.RetryAuthWithoutInitialResponse introduced.
- Imap.Configuration introduced.
- Yahoo IMAP server is now recognized by imapgate keyword.
- 163.com, 126.com, 188.com, yeah.net IMAP servers require quotes around folder names in certain commands.
- FolderInfo.IsInbox introduced
- MailForWindowsStore allows native compilation.
- MailForXamarin uses .net45

3.0.16292.1158 (2016-10-18)
- [bugfix] Template engine recognizes child IDictionary objects.

3.0.16280.1013 (2016-10-06)
- ImapReferralException is thrown on non successful REFERRAL response  
- Bounce class extracts multiple failed recipients.
- [obsolete] Bounce.Examine is obsolete, please use Bounce.ExamineAll instead.

3.0.16265.2302 (2016-09-21)
- [bugfix] tab character is properly recognized as a non-control character.

3.0.16253.1842 (2016-09-09)
- System.Net.MailMessage converter attachment streams are rewinded if possible.

3.0.16242.1757 (2016-08-29)
- Encoded data are test for binary content - 8bit switch is performed.

3.0.16237.1202 (2016-08-24)
- [bugfix] System flags were incorrectly quoted

3.0.16231.1857 (2016-08-18)
- [bugfix] Imap client: parameters containing "\" character were not quoted.

3.0.16230.1254 (2016-08-17)
3.0.16219.2132 (2016-08-06)
3.0.16198.0844 (2016-07-16)
- Better broken HTML attributes handling.
- Minor memory handling improvements.

3.0.16153.1847 (2016-06-01)
- IMail.GetBodyAsText(bool includeTextFromVisuals) introduced.
- [bugfix] Templates: Nested if/else problem fixed.
- [bugfix] IMail.Date uses +0000 time zone if DataTime passed is of UTC kind.

3.0.16061.1530 (2016-03-01)
- IMail.SafeFileName improved to handle "RE: " and "FW: " better.
- IMail.EstimateTransportSize() and MimeData.EstimateTransportSize() method introduced.
- MsgConverter sets UTF-8 charset for HTML extracted from RTF.
- RTF decompression ignores zero CRC32.
- MsgConverter attachment count greater than stream count is ignored.
- [bugfix] MsgConverter reads DirectoryEntry Size as UInt64.
- [bugfix] MsgConverter corrects file names of attached messages if invalid.
- [bugfix] MimeStrucutre.EstimateSize uses 37% not 33% ratio for UUE and XUUE encoded attachments.

3.0.16028.1145 (2016-01-28)
- MsgConverter extracts HTML from RTF, if marked with 'fromhtml' tag.
- Automatic UTF8 data recognition when no charset is specified was added.
- IMail.IsForward takes national suffixes in to account.
- log4net usage changed to better support mono runtime.
- [bugfix] Proxy.dll doesn't hang on no response from HTTP proxy.
- [bugfix] Better matching of unsolicited responses.

3.0.16004.1222 (2016-01-04)
3.0.15362.1457 (2015-12-28)
- [bugfix] Header encoding of UTF-8 text elements fixed.

3.0.15338.106 (2015-12-04)
- HTML to plain text converter doesn't ignore text outside of body tag.
- MailBuilder.LoadHtml can convert data uris.
- TNEF parser handles NDRs and MDNs.
- Imap client: ProxyAuth command added.
- [bugfix] MsgConverter uses several properties to establish attachment filename.

3.0.15289.1740 (2015-10-16)
- NetMailMessageConverter introduced: System.Net.Mail.MailMessage to MailBuilder or IMail converter.
- .msg Outlook files converter fully supports SMIME email: Clear-Signed, Opaque-Signed and Encrypted S/MIME.
- Smtp.Configuration introduced (DeliveryNotification, AllowPartialSending, EnableChunking, EnablePipelining, CustomHost are obsolete).
- Smtp.Configuration.EnableValidation introduced.
- [breaking] Imap client: Obsolete UploadMessage(string eml,...) methods removed.
- [breaking] Imap client: Obsolete GetMimePartHeaders methods removed: Please use GetHeadersBy* method instead.
- [breaking] Imap client: Obsolete GetMimePart/PeekMimePart methods removed: Please use GetDataBy* method instead.
- [breaking] Imap client: Obsolete GetFoldersOneLevelDown methods removed: Please use GetFolders(SubFolders.Direct) instead.
- [bugfix] Parsing multipart BODYSTRUCTURE without content type uses default multipart structure.
- [bugfix] UID ranges with very high values are parsed correctly.
- [bugfix] Folder names starting with backslash are escaped correctly.
- [bugfix] SmtpMail doesn't extract signed email when using CreateFromEml or CreateFromEmlFile
- [bugfix] iCalendar duration parsing/rendering issue fixed (P1DT->P1D).

3.0.15076.1503 (2015-06-08)
- SSLConfiguration.SelectLocalCertificate introduced (allows manual selection of client SSL/TLS certificate)
- MimeData.SetFileName(string fileName, bool guessContentType) introduced.
- IFluentAttachment.SetFileName(string fileName, bool guessContentType) introduced.
- Appointments handle incomplete datetime formats: "yyyyMMddTHH", "yyyyMMddTHHmm".
- MsgConverter handles strings ending with zero better.
- [bugfix] Header copier recognizes more email headers: dkim-signature. received-spf, authentication-results
- [bugfix] Header copier copies mulitple headers better.
- [bugfix] Html symbols converter corrected.

3.0.15091.1036 (2015-04-01)
- IMail.SaveHtmlAs(string fileName, bool inlineVisuals) method added.
- IMail.GetBodyAsHtml(bool inlineVisuals) method added.
- SmtpResponseException improved - better exception message.
- [bugfix] Oid reader doesn't hang on incorrect oids.
- [bugfix] HTTP Proxy CONNECT method fixed.
- [bugfix] All HTML entities/symbols (e.g. &Epsilon;) are now recognized by html to text converter.

3.0.15076.1503 (2015-03-17)
3.0.15072.1355 (2015-03-13)
3.0.15064.922 (2015-03-05)
- Minor fixes and improvements.

3.0.15017.1203 (2015-01-17)
- [bugfix] GSSAPI login method fixed.
- MailFactory class introduced.
- iCloud common folders are recognized.
- AddressHeaderRenderMode introduced - BCC header can be rendered in full, rendered empty (default) or not rendered at all.
- RECURRENCE-ID handling added (Event.RecurrenceId)

3.0.14345.2014 (2014-12-11)
- Performance improvements.
- PartialMailJoiner (to join message/partial messages) introduced.
- Limilabs.Mail.Appointments.Method.Publish added.
- FolderStatus.AllFlagsArePermanent introduced.
- FolderStatus.FirstUnseenMessageNumber introduced.
- Base64 decoder improvements to handle incorrect Base64 data better.
- Envelope-To, X-Envelope-From, Envelope-From headers are exposed as properties on IMail interface.
- [bugfix] All folder status responses are processed in case insensitive manner.
- [bugfix] img tags in a and li are recognized by LoadHtml method.

3.0.14310.1602 (2014-11-06)
- ITemplateDataProvider is now public.
- Improved attributes handling (no value attributes, value without quotes) in HTML parser.
- HTML parser performance improved.
- Better 2.1 vCards handling.
- [bugfix] Failure to parse incorrect received header (additional single quote) corrected.

3.0.14266.1429 (2014-09-23)
- [bugfix] Turkish i problem corrected in several places.
- [bugfix] Smtp client: Smtp.EnableChunking setting is respected.
- GoDaddy servers don't use APOP patch added.

3.0.14236.1904 (2014-08-16)
- Server encoded (even incorrectly) version of a folder name is used whenever possible.
- [bugfix] Imap client: Body responses handling improved.
- [breaking] SendMessageResult is now ISendMessageResult.

3.0.14228.1107 (2014-08-16)
- BinHex encoded attachments are decoded.
- AppleFile attachments are decoded.
- Envelope ignores missing elements.
- ForwardBuilder.TemplateKeys added.
- Imap client: Compression was added.
- All clients: ServerGreeting property introduced.
- AddressValidator.From introduced.
- Smtp client: Takes advantage of chunking (BDAT) to skip \r\n. -> \r\n.. conversion.
- MDNs have References header filled.
- Pop3.DisableAPOP property introduced.
- Smtp client: When RSET command disconnects after send failure, ServerException.Data contains SendMessageResult under "SendMessageResult" key.
- Imap client: FluentSearch.Parentheses method introduced. Default parentheses usage is OnNestedAnd.
- Imap client: BodyStructure.Appointments and BodyStructure.VCards introduced.
- Imap client: MimeTextStructure.CharsetMatch property introduced.
- MimeText.CharsetMatch property introduced.
- Imap client: Faster delete - DeleteMessage uses FLAG.SILENT.
- Imap client: Faster search - ESEARCH used whenever possible.
- utf8 (incorrect charset name) is recognized as utf-8.
- .msg Outlook files converter ignores attachments without any data (__properties_version1.0 (0 bytes)).
- .msg Outlook files converter processes inner messages.
- .msg Outlook files converter recognizes OLE attachments.
- .msg Outlook files converter handles attachment file names better. 
- [breaking] IMail.ListID is now of type ListID, better List-ID header parsing.
- [breaking] Several obsolete members where removed (including GetMessage, GetHeaders, GetEnvelope, GetBodyStructure)
- [breaking] Several internal methods hidden from Smtp class.
- [breaking] byte[] instead of string is used to store email data. All GetMessageXXX, GetHeadersXXX methods return byte[].
- [breaking] MessageInfo.Flags is now of type List<Flag>
- [breaking] MessageInfo.GmailLabels is now of type List<string>

3.0.14209.1116 (2014-07-28)
3.0.14185.1633 (2014-07-04)
3.0.14139.1153 (2014-05-19)
- Parameter value star encoded words (RFC2231 e.g. filename*0) splits inside multi-byte character are decoded.

3.0.14125.1833 (2014-05-05)
- GoogleApi.GetContacts(string email) overload added.

3.0.14094.1111 (2014-04-04)
- [bugfix] TNEF converter looks at message encoding, when not found on attachment level.
- [bugfix] TNEF converter PR_INTERNET_CPID is used for PR_BODY_HTML and when no OEMCodepage is defined.
- Better HTML attribute parsing (empty attributes).
- MailBuilder.RemoveInlineUue introduced, indicates if text representation of inline UUE attachments should be removed.

3.0.14088.1309 (2014-03-29)
- Imap client: Ranges are used in requests whenever possible.
- [bugfix] Imap client: UploadMessage escapes folder slash correctly.
- [bugfix] OutlookApi.GetEmail fixed.
- [bugfix] Imap client: Get/PeekHeaders methods don't throw on empty server response (null is returned).
- MailEnable ESMTP bounce format is now recognized.

3.0.14076.1816 (2014-03-17)
- [bugfix] PLAIN, OAUTH authentication methods retry correctly.
- [bugfix] Content-ID is no longer unnecessary regenerated if it is unique.
- [bugfix] HTML to plain text conversion removes <style> tags.

3.0.14065.1355 (2014-03-06)
- [bugfix] Pop3 client: Lines starting with dot lines are unescaped correctly.

3.0.14063.1735 (2014-03-04)
- [bugfix] Imap client: Responses with empty UID not longer cause exception.

3.0.14060.1522 (2014-03-01)
- MimeCalendar.Appointment property is public.
- MimeVCard.VCard property is public.
- iCalendar: Appointments are also extracted from attachments (duplicates are ignored).
- VCard and iCalendar parses use UTF-8 as default charset.
- Boundary ignores ending spaces.
- TNEF converter: Plain text and HTML data are extracted.
- Imap client: BodyStructure.Rtf property introduced.
- [bugfix] MimeText is used to represent Application/Rtf content type.
- [bugfix] All clients: Attach(Socket) method fixed.
- [bugfix] CheckDKIMSignature no longer removes signature (b=).
- [bugfix] Imap client: Search uses parentheses when needed.

3.0.14050.1215 (2014-02-19)
- Bounce class recognizes attached TNEF messages inside TNEF messages (winmail.dat)
- .msg Outlook files converter extracts plain text from RTF body.
- RTF to plain text conversion introduced.
- IMail.XMsg2MimeCreationTime (PR_CREATION_TIME) property introduced. 
- IMail.XMsg2MimeMessageDeliveryTime (PR_MESSAGE_DELIVERY_TIME) property introduced.
- IMail.XMsg2MimeClientSubmitTime (PR_CLIENT_SUBMIT_TIME) property introduced.
- [bugfix] .msg Outlook files converter ignores "Microsoft Mail Internet Headers Version 2.0" header and skeleton body.
- [bugfix] IMail.RemoveAttachments improved.

3.0.13358.1021 (2013-12-24)
- Smtp client: Sends RSET command on failure.
- Imap client: GetPeekHeadersByXXX(MimeStructure), PeekHeadersByXXX(MimeStructure) introduced.
- Imap client: GetDataByXXX, PeekDataByXXX introduced.
- Imap client: MimeTextStructure introduced (for MIME structures with text/* content type).
- Imap client: MimeStructure.Data introduced (use Imap.Get/PeekDataByXXX to fill it).
- Imap client: Partial text download improved: QP decoder ignores faulty '=' at end.
- Imap client: GetFolders retries LIST command without SPECIAL-USE parameter on error.
- hMailServer undeliverable reports are recognized.
- [obsolete] Imap client: GetMimePartHeadersByXXXAsync are obsolete: Please use Imap.GetHeadersByXXXAsync methods instead.
- [obsolete] Imap client: Get/PeekMimePartTextByXXX are obsolete: Please use Imap.Get/PeekTextByXXX methods instead.
- [obsolete] Imap client: Get/PeekMimePartByXXX are obsolete: Please use Imap.Get/PeekDataByXXX methods instead.
- [bugfix] IMail.RenderEml does not render bcc header when IMail created by eml parsing.
- [bugfix] iCalendar: 1st, 2nd, ... days are rendered correctly.
- [bugfix] .msg Outlook files converter uses PR_CLIENT_SUBMIT_TIME, PR_MESSAGE_DELIVERY_TIME, PR_CREATION_TIME.
- [bugfix] SMIME decryption tries certificates for all recipients, even if the first found has no private key.
- [bugfix] .msg Outlook files converter no longer blocks the file.

3.0.13335.2109 (2013-12-01)
- Logging uses log4net if log4net.dll is found.
- Smtp client: SendMessageResult.AllResponses property added.
- .msg Outlook files converter extracts attachments' content id.
- MailBuilder.ProcessUueAutomatically property introduced.
- Custom header (X-Uue2Mime) is added by UUE to MIME extractor.
- Support for UUE encoding added.
- Imap client: UID-sets parser improved.
- [bugfix] TNEF converter: no RTF data doesn't causes an exception.
- [bugfix] Imap client: Inverted UID-sets are processed correctly (12:10 is equivalent to 10:12)
- [bugfix] iCalendar: RRULE rendering corrected.

3.0.13328.2202 (2013-11-24)
- All clients: PLAIN, OAUTH authentication methods try initial response capability first.
- MimeData.Size property introduced.
- [bugfix] TNEF converter: Windows Store version code page problem corrected.

3.0.13297.1538 (2013-10-24)
3.0.13295.2300 (2013-10-22)
- Imap client: LIST response to XLIST command is now processed.
- SMIME: SignatureValidationConfiguration introduced.
- .msg Outlook files converter uses headers from .msg file.
- .msg Outlook files converter fills IMail.References.
- .msg Outlook files converter extracts RTF content from .msg files.
- IMail.RtfData property introduced.
- [bugfix] Imap client: BodyStructure uses content-type's FileName only when content-disposition's Name is null.

3.0.13287.1850 (2013-10-14)
- Outlook .msg file format converter introduced (MsgConverter).
- Pop3 client: StartTLS method added for consistency with other protocols.
- Imap client: GetMimePartXXX, PeekMimePartXXX methods can download only specified amount of data.
- [bugfix] Envelope, BodyStructure, MessageFlags, GmailMessageLabels don't throw when essential data aren't send by the server.
- [bugfix] Idle updates FolderStatus after IDLE command is re-issued.
- [bugfix] X-Tnef2Mime is now added correctly, by TNEF to MIME converter.

3.0.13269.1717 (2013-09-26)
- IMail.ReplaceAttachments method introduced.
- IMail.ToBuilder method introduced.
- All clients: Network writes were optimized.
- Content-Disposition filename* option is recognized correctly.
- Yahoo's upload message bug workaround removed (different network write sequence causes Smtp class to be no longer affected).
- [bugfix] GetMimePart* methods return null, insead of ArgumentNullException, when no data received.
- [breaking] IMail.Alternatives collection was added (certain objects previously put in Visuals and NonVisuals are put there).
- [breaking] IMail.RemoveAttachments method now modifies existing IMail instance instead of creating new MailBuilder.

3.0.13248.16 (2013-09-05)
- IDLE uses 10 minutes interval.
- DKIM-Signatures's length (l=) parameter value processing is more strict.
- [bugfix] Imap client: StopIdle does not throw when invoked before Idle.

3.0.13208.1855 (2013-07-27)
- All clients: Pop3ResponseException, SmtpResponseException, ImapResponseException introduced.
- Smtp client: ENHANCEDSTATUSCODES extension support was added (SmtpResponse.EnhancedStatusCode).
- Imap client: FolderStatus handles updates better, Updated event introduced.
- Imap client: FolderStarus.Alerts, containing server alerts, introduced.
- Imap client: FolderStarus.Throttled, indicating that requests are being issued too fast, introduced.
- IMail.SaveHtmlAs method utilises NonVisuals collection, when no match is found in Visuals.
- GlobalConfiguration.DnsServerAddress can by used to specify default DNS server address.
- [bugfix] Html nesting depth limit added, preventing StackOverflow on malicious html content.
- [bugfix] Imap client: Untagged COPYUID response to MOVE command is parsed correctly.
- [bugfix] Imap client: Immediate untagged response to IDLE command is handled correctly.
- [bugfix] DKIM relaxed body hash computation for body with empty lines corrected.
- [bugfix] Immediate IDLE response (before +) is handled.
- [breaking] Pop3MultiLineResponse class removed, please use Pop3Response instead.
- [breaking] Envelope.GmailMessageId, Envelope.GmailThreadId are now of decimal? type.

3.0.13160.2108 (2013-06-10)
- Pop3 client: ..\r\n memory optimization.
- Imap client: Parses multiline SORT and SEARCH responses.
- [bugfix] ASN1 parser recognizes UTF8String, TeletexString, BMPString.
- [bugfix] DKIM relaxed body hash computation for body with empty lines corrected.
- [breaking] DnsHelper.GetSmtpServers and DnsHelper.GetSmtpServer are no longer static.

3.0.13148.1943 (2013-05-28)
- [bugfix] Imap client: BodyStructure inline text attachment is not set as text.

3.0.13148.907 (2013-05-28)
- Imap client: Copy, Move and other methods use INBOX name when \Inbox flag found.
- Imap client: UploadMessage overloads that use current folder.
- [bugfix] Imap client: Select and Examine don't change current folder on error.

3.0.13143.1912 (2013-05-23)
- SMIME: singers check uses domain when email is not found in the certificate.
- Preamble and Epilogue are parsed and rendered for multipart entities.
- Better encoding handling for HTML to plain text conversions.
- All clients: StartTLS is preferred over NTLM and Negotiate SSPI mechanisms.
- OLE stream data are extracted from TNEF messages.
- Custom headers (X-Tnef2Mime-RenderingPosition, X-Tnef2Mime) are added by TNEF to MIME converter.
- [bugfix] Digest authentication no longer uses url encode, slash is escaped correctly.
- [bugfix] Digest authentication handles multiple qop values correcly.
- [breaking] First text/plain encountered is used as IMail.TextData (no longer the largest one).

3.0.13115.2223 (2013-04-25)
- iCalendar: VERSION header is first header after BEGIN:VCALENDAR to improve interoperability.
- iCalendar: Timezone for EXDATE header is specified when using Event.InTimeZone method.
- Proxy.dll handles incorect HTTP responses better.
- SMIME: recipient identification type can be specified using EncryptionConfiguration.RecipientIdentifierType.
- MailBox and AddressValidator validate UTF-8 email addresses correctly.
- [bugfix] Imap client: BodyStructure's content type was not using invariant comparision.

3.0.13092.1409 (2013-04-02)
- IMail.GetReadReceiptAddresses introduced.
- Imap client: MOVE extension is supported (https://www.limilabs.com/mail/rfc/6851)
- Imap client: HasNoChildren is taken into account when searching for folder parent.
- [obsolete] CommonFolders.Starred is now obsolete: Please use Flagged property instead.

3.0.13081.1407 (2013-03-22)
- iCalendar: ALTREP parameter for DESCRIPTION header and X-ALT-DESC header support added.
- [breaking] ReceivedEntry.From and ReceivedEntry.By are of ExtendedDomain type instead of string.
- MimeRfc822 uses 7-bit encoding.

3.0.13071.1217 (2013-03-12)
- Imap client: $MDNSent support added.
- micalg uses sha-1, sha-256,... instead of SHA1, SHA256,... naming.
- [breaking] TcpTextClient is now named BaseClient
- [breaking] BaseClient.Stream is now ReadStream and WriteStream.
- [bugfix] Imap client: IDInformation not being initialized corrected.
- [bugfix] DKIM body hash computation corrected (length limit, empty lines, 8bit characters).
- [bugfix] DKIM Folded B parameter is handled correctly.
- [bugfix] DKIM Multiple headers are processed in correct order.
- [bugfix] DKIM DNS querying recognizes CNAME records.
- [bugfix] DKIM Requires From header to be signed (see also DKIMValidationConfiguration.IgnoreUnsignedFrom).
- [obsolete] Helo Ehlo methods are now obsolete.
- [breaking] Obsolete Imap.GmailLabelMessage removed. Please use Imap.GmailLabelMessageByNumber method instead.
- [breaking] Obsolete Imap.GmailUnlabelMessage removed. Please use Imap.GmailUnlabelMessageByNumber method instead.
- [breaking] Obsolete Imap.GmailGetLabels removed. Please use Imap.GmailGetLabelsByNumber method instead.
- [breaking] Obsolete NumberSearchFlag removed. Please use Imap.SearchNumbers(Flag) method instead.
- [breaking] Obsolete PeekHeaders removed. Please use Imap.PeekHeadersByNumber method instead.
- [breaking] Obsolete PeekMessage removed. Please use Imap.PeekMessageByNumber method instead.
- [breaking] Obsolete GetSpecificHeaders removed. Please use Imap.GetSpecificHeadersByNumber method instead.
- [breaking] Obsolete GetMimePart removed. Please use Imap.GetMimePartByNumber method instead.
- [breaking] Obsolete GetMimePartText removed. Please use Imap.GetMimePartTextByNumber method instead.
- [breaking] Obsolete PeekMimePart removed. Please use Imap.PeekMimePartByNumber method instead.
- [breaking] Obsolete PeekMimePartText removed. Please use Imap.PeekMimePartTextByNumber method instead.
- [breaking] Obsolete DeleteMessage removed. Please use Imap.DeleteMessageByNumber method instead.
 
3.0.13039.1458 (2013-02-08)
- Templates support format strings (e.g. [Date:yyyy/MM/dd HH:mm])

3.0.13038.1118 (2013-02-07)
- [bugfix] DIGEST-MD5: nc (nonce-count), qop and response parameters are no longer quoted.

3.0.13035.1244 (2013-02-04)
- Kerberos, NTLM and Negotiate authentication mechanisms added.
- [breaking] Obsolete ImapResponse.ImapResponseStatus property removed. Please use Status property instead.
- [breaking] Obsolete Imap.Copy methods removed. Please use Imap.CopyByNumber method instead.
- [breaking] Obsolete Imap.Move methods removed. Please use Imap.MoveByNumber method instead.
- [breaking] Obsolete Pop3.ListSizeByUID method removed. Please use Pop3.GetSizeByUID method instead.
- [breaking] Obsolete Pop3.ListSize methods removed. Please use Pop3.GetSizeByUID method instead.
- [bugfix] Imap client: SendMoreData response with unsolicited data before plus is handeled correctly.

3.0.12359.1129 (2012-12-24)
- S/MIME signed emails with attached S/MIME signatures can be created (SignatureConfiguration.DetachedSignature).
- S/MIME encryption key preference attribute added to S/MIME signed messages.
- Imap client: GetMimePartHeadersByUID, GetMimePartHeadersByNumber methods introduced.
- Quoted-printable encoding doesn't add new line when new line is at 77th and 78th position.
- [bugfix] BODYSTRUCTURE response handles empty multipart parts.

3.0.12345.1221 (2012-12-10)
- Imap client: Better BODYSTRUCTURE response handling for multipart messages.
- Dispositon types: dispatched, processed, denied and failed introduced.
- Smtp client: SendMessageResult better failure information: GeneralErrors and RejectedRecipientsErrors introduced.
- Bounce class sets BounceResult.Action to DSNAction.Delayed for delay bounces recognized by subject. 
- Boundary generation changed to avoid triggering Spam Assassin's MIME_BOUND_MANY_HEX rule.
- [bugfix] In some cases quoted-printable 76 characters per line limit was not respected.
- [bugfix] Incorrect assumption of maximum 2 bytes per character was removed.

3.0.12337.1652 (2012-12-02)
- SMIME: When no smime-type parameter is present (enveloped-data/signed-data) Cms kind is recognized using ASN1 parser.
- Imap client: Unexpected * BYE response is handled better.
- Imap client: GetFoldersTree methods introduced.
- Imap client: Parent and SubFolders properties were added to FolderInfo class.
- Imap client: DeleteFolderRecursively introduced.
- Imap client: All GetFolders methods automatically add trailing folder separator character when not present.
- Encoded-words are now limited to 75 characters.
- [obsolete] Imap client: GetFoldersOneLevelDown() is now obsolete: Please use GetFolders(SubFolders.Direct) instead.
- [obsolete] Imap client: GetFoldersOneLevelDown(FolderInfo folder) is now obsolete: Please use GetFolders(folder, SubFolders.Direct) instead.
- [obsolete] Imap client: GetFoldersOneLevelDown(string folder) is now obsolete: Please use GetFolders(folder, SubFolders.Direct) instead.
- [bugfix] iCalendar: Recurring rule BYDAY is parsed correctly.

3.0.12305.2153 (2012-10-31)
- Read receipts (MDNs) are extracted from MIME tree to IMail.ReadReceipts collection.
- SmtpMail.CreateUsingVERP method introduced.
- VERPAddress class for parsing and creating Variable Envelope Return Path (VERP) addresses introduced.
- MailBox.CreateVERPAddress method introduced.
- LocalPart and DomainPart properties added to MailBox class.
- All proxy clients have SendTimeout and ReceiveTimeout properties.
- ReadReceiptBuilder uses reply-to header.
- IMail.ReturnPath property introduced.
- Imap client: Improved capabilities requesting and parsing.
- [breaking] Envelope.InternalDate is now of DateTime type.
- [bugfix] Imap client: MessageInfo decodes UTF-7 encoded (containing national characters) Gmail labels.

3.0.12292.1252 (2012-10-18)
- AppointmentParser and VCardParser made public.
- ReadReceiptBuilder for creating read receipts introduced.
- MimeData.SafeFileName uses ContentType to select correct file extension when no FileName is present.
- MailBuilder.CreatePlainTextAutomatically property added.
- HTML to plain text converter was improved to handle unmatched closing tags better.
- All clients: TcpKeepAlive method added.
- Imap client: CommonFolders now also uses common folder names to recognize common folders.
- Smtp client: Smtp.EnablePipelining configuration property introduced.
- Smtp client: Smtp.AllowPartialSending configuration property introduced.
- [breaking] Smtp.DefaultPort was changed from 25 to 587. Smtp.Connect method uses port 587 now.
- [breaking] Smtp.SendMeessage returns SendMessageResult class.
- [bugfix] Smtp client: Not all rejected recipient address responses were read when pipelining was used.

3.0.12266.1345 (2012-09-22)
- OAuth 2.0 support introduced: Imap.LoginOAUTH2 and Smtp.LoginOAUTH2.
- ReadReceiptBuilder class for building read receipts introduced.
- MailBuilder.ProcessTnefAutomatically property introduced.
- MailBuilder.LoadHtml method, that loads HTML along with all local images, introduced.
- MimeData.Load method chooses content-type based on the file extension.
- SignWith and EncryptWith overloads, that allow encryption and signing mechanism specification, introduced.
- GmailOAuth.GetXOAuthKeyForImap(string email) and GetXOAuthKeyForSmtp(string email) introduced.
- OAuth reads response and throws Exception on deny access (401) response.
- ProtocolEx does not throw on no content-id or no protocol urls.
- [breaking] All exceptions inherit Exception class instead of ApplicationException.
- [bugfix] MSOE IssuerAndSerial 1.3.6.1.4.1.311.16.4 attribute correctly formatted.
- [bugfix] ReplyBuilder.ReplyAll removes duplicates from recipients list.

3.0.12226.1025 (2012-08-13)
3.0.12219.1602 (2012-08-06)
3.0.12204.2024 (2012-07-22)
- AddressParser class is now public.
- Imap client: FolderStatus.SupportsCustomFlags property introduced.
- Imap client: FolderStatus.ReadOnly property introduced.
- Imap client: FolderStatus.PermanentFlags property introduced.
- Imap client: FolderStatus.Expunge property introduced for list of deleted email messages.
- Imap client: Repeats search on BADCHARSET (US-ASCII) response.
- Imap client: Imap.CurrentFolder property introduced.
- Imap client: FolderStatus.MessageCount is decreased on EXPUNGE responses.
- [obsolete] Pop3 client: ListSize is now obsolete: Please use GetSizeByNumber method instead.
- [obsolete] Pop3 client: ListSize is now obsolete: Please use GetSizeByUID method instead.
- [obsolete] Pop3 client: ListSizeByUID is now obsolete: Please use GetSizeByUID method instead.
- [obsolete] Pop3 client: ListUniqueIDis now obsolete: Please use GetUID method instead.

3.0.12185.1125 (2012-07-03)
- Imap client: GetFolders, GetSubscribedFolders return lists sorted by name.
- Incorrect body hash base64 data is now handled.
- Imap client: *ByNumer methods introduced.
- [obsolete] Imap.SearchFlag is now obsolete: Please use Search(Flag) method instead.
- [obsolete] Imap.NumberSearch and Imap.NumberSearchFlag are now obsolete: Please use SearchNumber(Flag) or SearchNumber(ICriterion) methods instead.
- [breaking] Imap, Pop3, Smtp clients: StreamWriter is no longer used for sending data over the network.
- [breaking] Imap, Pop3, Smtp clients: SSLStream property removed.
- Minor license loading tweaks.

3.0.12168.832 (2012-06-16)
- Imap, Pop3, Smtp clients: IsEncrypted property added.
- Version number is written to the log file
- [bugfix] Imap client: THREAD CHARSET fix.
- [bugfix] Imap client: Rare network stream read bug fixed.

3.0.12161.1936 (2012-06-09)
- IMail.Rtf and IMail.IsRtf introduced. Rtf is available for ms-tnef messages.
- Official application/vnd.ms-tnef content-type is now also recognized as tnef.
- Imap client: Sorts uids when no sort criteria were provided (newest last)
- Pop3 client: Sorts uids (newest last)
- Imap, Pop3, Smtp clients: BeginConnect/EndConnect and BeginConnectSSL/EndConnectSSL.
- Smtp client: Noop method added.

3.0.12157.1200 (2012-06-05)
- Tnef meeting request/response/cancellation are now extracted and converted to vCalendar appointments.
- IMail.ExtractAttachmentsFromInnerMessages introduced.
- [breaking] Imap client: Single message methods return null when UID or message number is incorrect.
- [breaking] Imap client: Bulk method return lists that don't include any data for incorrect UIDs or message numbers.

3.0.12135.1804 (2012-05-14)
- BodyStructure, MimeStructure, IDInformation, FolderStatus, FolderInfo, MessageFlags, Flag are now marked as serializable.
- All subclasses of BasicConstant are now marked as serializable.
- All vCard types are now marked as serializable.
- Imap client: Expression.MessageId and Expression.HasHeader methods introduced.
- ReplyBuilder.Reply now uses Reply-To, when set, instead of From as reply email recipient.
- ReplyBuilder.ReplyAll now uses Reply-To, when set, instead of From as reply email recipient.
- SmtpMail now checks if To collection contains at least one recipient.
- [bugfix] All case insensitive comparisons now use StringComparison.OrdinalIgnoreCase.

3.0.12128.1557 (2012-05-07)
- Person constructor now validates email address.
- MailBox constructor now validates email address.
- [removed] IMail.Reply, IMail.Forward obsolete overloaded methods removed. 
- [bugfix] PDI: all kinds of new lines are escaped.

3.0.12126.2100 (2012-05-05)
- ReplyBuilder and ForwardBuilder use GetBodyAsHtml to create HTML emails.
- Html to plain text converter makes use of img's alt tag.
- [bugfix] Html parser ignores single and double quotes in attributes

3.0.12117.1327 (2012-04-26)
- Imap client: login uses literal syntax when non ASCII character found (Exchange fix).
- BodyStructure recognizes RELATIVE (incorrectly spelled RELATED) as multipart.
- iCalendar: Event's ExceptionDates introduced.
- [bugfix] PemReader: RSA private key can have zero at start of InverseQ parameter.
- [bugfix] PDI: Key values are rendered in quotes when needed.

3.0.12104.1625 (2012-04-13)
- ReturnUrl class for easier OAuth callback url parsing introduced.
- GoogleApi class introduced.
- IMail.SaveAsHtml uses GetBodyAsHtml method (plain text emails are also saved in HTML format)
- SafeFileName returns same random value on every call when FileName is empty.

3.0.12102.1426 (2012-04-11)
- Imap client: Thread methods for server-side threading were added.
- Imap client: SupportedThreadMethods method added.
- MailAddress.GetMailboxes was made public.
- IMail.GetBodyAsText and IMail.GetBodyAsHtml methods introduced.
- Minor ReplyBuilder and ForwardBuilder builder improvements.
- DOCTYPE is specified when ReplyBuilder or ForwardBuilder is used.
- Imap client: Exception instead of ServerException is thrown when folder is not selected.
- MimeFactory moved to Limilabs.Mail.MIME namespace

3.0.12089.2241 (2012-03-29)
- AVG Certification mime part is recognized and ignored.
- vCard: Incorrectly formated vCards are parsed correctly.
- Pop3 client: Message deletion is more efficient.
- [bugfix] PDI: Unfolding algorithm corrected to remove first white space.

3.0.12088.1401 (2012-03-28)
- Quoted printable now also accepts new lines encoded with \n or \r char only.
- [bugfix] iCalendar: Participant.Role (ROLE) and Participant.Status (PARTSTAT) and may be null.
- [bugfix] iCalendar: Recurring rule is copied correctly

3.0.12070.1947 (2012-03-10)
- VCard rendering has been added.
- MailBuilder.AddVCard method introduced.
- ISmtpMail interface was removed.
- Smtp client: checks if non-empty from and to addresses were provided.

3.0.12066.1443 (2012-03-06)
- Smtp client: PIPELINING support was added

3.0.1262.1627 (2012-03-02)
- IMail.VCards collection introduced.
- BaseCalendarEntity renamed to BasePdiEntity.
- CalendarHeader renamed to PdiHeader.
- PdiHeader.GetParameter renamed to GetKeyParameter.
- PdiHeader.Parameters renamed to CalendarHeader.KeyParameters.
- GmailOAuth.SetAccessToken method introduced.
- Html to plain text converter now ignores new lines.

3.0.1243.1313 (2012-02-12)
- MimeStructure now exposes ContentId property.

3.0.1236.1338 (2012-02-05)
- Minor DKIM canonicalization fixes.
- [bugfix] Folded headers with empty first line are correctly unfolded.

3.0.1231.1500 (2012-01-31)
- Smtp client: No authentication is used when empty AUTH extension is found.

3.0.1222.1931 (2012-01-22)
- ReplyBuilder, ForwardBuilder: When replying/forwarding with HTML email to plain text email, plain text is used to quote original email.
- FlagMessageByUID, FlagMessage, UnflagMessageByUID, UnflagMessage methods return current message flags
- MarkMessageUnseenByUID, MarkMessageUnseen, MarkMessageSeenByUID, MarkMessageSeen methods return current message flags
- GmailLabelMessage, GmailLabelMessageByUID, GmailUnlabelMessage, GmailUnlabelMessageByUID methods return current message labels
- [bugfix] Reply/Forward templates obfuscation bug resolved

3.0.1217.1817 (2012-01-17)
- [bugfix] GmailOAuth: Token instead of TokenSecret was passed to Google API.

3.0.1217.1406 (2012-01-17)
- [bugfix] CheckSignature now accepts emails signed using email address with different case than sender's address.

3.0.1213.0909 (2012-01-13)
- GmailOAuth: now uses not signed OAuthAuthorizeToken method (this eliminates service unavailable response from Google)

3.0.1211.1031 (2011-01-11)
- Select(FolderInfo folder) selects INBOX (ignoring the folder.Name) if folder.Flags contain FolderFlag.XInbox.
- SelectInbox now selects "INBOX" instead of "Inbox".
- ExamineInbox now examines "INBOX" instead of "Inbox".
- [breaking] FolderInfo.Flags is now of List<FolderFlag> type.

3.0.11363.1955 (2011-12-29)
- Copy, CopyByUID, Move, MoveByUID methods accept FolderInfo parameter.
- SubscribeFolder, UnsubscribeFolder, GetSubscribedFolders methods accept FolderInfo parameter.
- IMail: ListArchive (List-Archive), ListHelp (List-Help  header), ListId (List-Id header), ListOwner (List-Owner header) added.
- IMail: ListPost (List-Post header), ListSubscribe (List-Subscribe header), ListUnsubscribe (List-Unsubscribe header) added.
- IMail: MimeVersion property added.
- Minor improvements to references parsing (BracketIdListHeader).

3.0.11362.1337 (2011-12-28)
- SubjectTemplate added to ForwardBuilder and ReplyBuilder.
- ForwardBuilder introduced. It is used as return type of IMail.Forward() method.
- ReplyBuilder.IncludeAttachments property added.
- ForwardBuilder.IncludeAttachments property added.
- MailBuilder.Visuals and MailBuilder.NonVisuals collections are public.
- [obsolete] MailBuilder.ClearAttachments is now obsolete: Please use Visuals, NonVisuals and Alternative collections instead.
- [obsolete] MailBuilder.Remove(MimeBase) is now obsolete: Please use Visuals, NonVisuals and Alternative collections instead.

3.0.11361.1635 (2011-12-26)
- DNS domain key responses are cached for 1 hour.
- Html parser performance improvements.

3.0.11357.1645 (2011-12-23)
- Html parser improved to handle script tag correctly.
- Html parser improved to ignore < > in tag attributes (href="javascript: if (2>0) ? alert('')").
- Html parser improved to handle CDATA (<![CDATA[]]>) correctly.
- Html parser improved to handle comments (<!-- -->) correctly.
- IMail.Reply() method introduced.
- IMail.Forward() method introduced.
- ReplyBuilder (for replying and forwarding) made public.
- ReplyBuilder supports templates. Both plain text and HTML templates are supported.
- Templates: minor improvements for null handling.
- [obsolete] IMail.TextDataString is now obsolete: Please use IMail.Html property instead.
- [obsolete] IMail.HtmlDataString is now obsolete: Please use IMail.Text property instead.
- [obsolete] MailBuilder.SetHtmlData(string) is now obsolete: Please use MailBuilder.Html property instead.
- [obsolete] MailBuilder.SetTextData(string) is now obsolete: Please use MailBuilder.Text property instead.
- [obsolete] IMail.Reply(string), IMail.Reply(MailBox) methods are now obsolete: Please use IMail.Reply().Reply instead.
- [obsolete] IMail.ReplyAll(string), IMail.ReplyAll(MailBox) methods are now obsolete: Please use IMail.Reply().ReplyAll instead.
- [removed] Obsoleted ISimpleMailMessage removed: Please use IMail interface instead.
- [removed] Obsoleted SimpleMailMessageBuilder removed: Please use MailBuilder class instead.
- [removed] Obsoleted Imap.UploadMessage methods removed: Please use UploadMessage(string folder, IMail mail, UploadMessageInfo messageInfo) method instead.
- [removed] Obsoleted Login() methods removed: Please use Login(string user, string password) method instead.
- [removed] Obsoleted TcpTextClient.User, TcpTextClient.Password properties removed: Please use Login(string user, string password) method instead.
- [removed] Obsoleted Pop3.GetMessageHeader: Please use GetHeaders method instead.
- [removed] Obsoleted Pop3.GetMessageHeaderByUID: Please use  GetHeadersByUID method instead.
- [removed] Obsoleted Pop3.MailboxSize property: Please use  he return value of GetAccountStat method instead.
- [removed] Obsoleted Pop3.MessageCount property: Please use the return value of GetAccountStat method instead.
- [removed] Obsoleted TcpTextClient.GetStream method: Please use Stream property instead.
- [removed] Obsoleted IFluentMail.UsingSmtp method: Please use IFluentMail.Send(Smtp client) method instead.
- [removed] Obsoleted ISmtp interface: Please use IFluentMail.Send(Smtp client) method instead.
- [removed] Obsoleted MimeDigest.GetSimpleMailMessage method: Please use GetMail(index) method instead.
- [removed] Obsoleted MimeReport.MimeReportType property: Please use ReportType property instead.
- [removed] Obsoleted MimeReport.Status property: Please use DeliveryStatusNotification property instead.

3.0.11350.1822 (2011-12-16)
- Obsfuscator changes.

3.0.11335.1725 (2011-12-1)
- [bugfix] Imap client: Zero length message parts are handled correctly.

3.0.11326.1413 (2011-11-22)
- PemReader handles PRIVATE KEY correctly.
- PemReader handles RSA PRIVATE KEY correctly.

3.0.11323.1748 (2011-11-19)
- Headers use RFC letter case

3.0.11322.1824 (2011-11-18)
- x-uuencode and uuencode without headers and footers are handled.
- uuencode transfer encoding is handled.
- [bugfix] Smtp client: MailGroup bug fixed.
- [bugfix] GmailOAuth: RequestToken and AccessToken are now public.

3.0.11301.1905 (2011-10-28)
- PemReader introduced

3.0.11299.2319 (2011-10-26)
- GmailOAuth supports SMTP.
- Gmail2LeggedOAuth supports SMTP.
- GmailOAuth callback parameter is not included in OAuthAuthorizeToken request.
- Bounce handles DSN with recipient address in header.
- Pop3 client: Noop command added.
- [bugfix] MSOE IssuerAndSerial 1.3.6.1.4.1.311.16.4 attribute correctly formatted.

3.0.11294.1425 (2011-10-21)
- GmailOAuth helper class introduced.
- Gmail2LeggedOAuth helper class introduced.
- BayesianMailFilter introduced.

3.0.11286.2325 (2011-10-13)
- Comments are removed from received header.

3.0.11282.1005 (2011-10-09)
- DKIM hash algorithms are lower case.
- [bugfix] DKIM now includes version (v=).

3.0.11280.2132 (2011-10-07)
- DKIM uses default values for hash algorithm, header and body canonicalization.

3.0.11278.1933 (2011-10-05)
3.0.11278.1223 (2011-10-05)
- MailBuilder ReplyTo, To, Cc, Bcc fields are now of IList<MailAddress> type.
- Fluent.Mail ReplyTo, To, Cc, Bcc methods take MailAddress as parameter.

3.0.11278.1143 (2011-10-05)
- IMail: RemoveAttachments method introduced.
- IMail: Received is now of type IList<ReceivedEntry>.
- ImapExtension is now a class.
- ImapAuthenticationMethod is now a class.
- Pop3 client: CAPA is send automatically on connection and after StartTLS command.
- Pop3 client: SupportedAuthenticationMethods method added.
- Pop3 client: SupportedExtensions method added.
- Pop3 client: UseBestLogin can switch to SSL if STLS is supported and no other method is advertised.
- Smtp client: EHLO or HELO command is send automatically on connection and after StartTLS command.
- Smtp client: SupportedAuthenticationMethods method added.
- Smtp client: SupportedExtensions method added.
- Smtp client: UseBestLogin can switch to SSL if STARTTLS is supported and no other method is advertised.
- Sender, InReplyTo and Date introduced to Fluent.Mail.
- Minor corrections to references header (BracketIdListHeader) rendering.
- [bugfix] Null in Headers.
- [bugfix] Ehlo.

3.0.11267.744 (2011-09-24)
- [bugfix] Workaround for Windows 8 Metro application reflection restrictions.

3.0.11257.1334 (2011-09-14)
- References header (BracketIdListHeader) parser improved.
- [bugfix] Decryption works correctly when smime-type parameter is omitted.

3.0.11255.940 (2011-09-12)
- IMail: ReplyTo, To, Cc, Bcc fields are now of IList<MailAddress> type.
- IMail: From, NotificationTo, ReturnReceiptTo, XConfirmReadingTo are now of type IList<MailBox>.
- Envelope: From is now of type IList<MailBox>.
- Envelope: Sender is now of type MailBox.
- Envelope: ReplyTo, To, Cc, Bcc is now of type IList<MailAddress>.
- Envelope: From is now of type IList<MailBox>.
- Group addressing support was added.
- Bracket id header values (e.g. Message-ID) are now trimmed.
- Address validation was moved to Mail.Tools namespace.
- Bounce validation was moved to Mail.Tools namespace.

3.0.11241.754 (2011-08-29)
- Installer does not check if .NET is installed.

3.0.11238.1257 (2011-08-26)
- Custom MSOE cryptography attribute added to SMIME signature.
- smime.p7s as name is added to content-type header.
- [bugfix] Split tokens in quotes are ignored in iCalendar parser.

3.0.11231.1255 (2011-08-19)
- [obsolete] MimeReport.Status is now obsolete: Please use MimeReport.DeliveryStatusNotification or MimeReport.MessageDispositionNotification instead.
- MimeMessageDispositionNotification mime type introduced.
- MimeDeliveryStatusNotification mime type introduced.
- Bounce class introduced.
- DKIMSign automatically uses correct DKIMHashAlgorithm specified by RSACryptoServiceProvider.
- MimeDisposition, MimeEncoding, MimePriority, MimeReportType are no longer enums (BasicConstant class introduced).
- MimeImportance, MimePriority, MimeSensitivity are no longer enums (BasicConstant class introduced).
- CanonicalizationType is longer enum (BasicConstant class introduced).
- DKIM: nowsp canonicalization added.
- Smtp client: DeliveryNotificationOptions introduced.
- Imap client: Expression.UID criterion added.
- Imap client: Expression.Text criterion added.
- [bugfix] Mailbox name special characters escaping after encoding.

3.0.11218.1247 (2011-08-06)
- PeekSpecificHeaders, PeekSpecificHeadersByUID introduced.

3.0.11215.1629 (2011-08-04)
- [bugfix] SubscribeFolder and UnsubscribeFolder use quotes.

3.0.11209.1544 (2011-07-28)
- [bugfix] ProtocolEx build for x86 platform was fixed.

3.0.11201.1455 (2011-07-20)
- Imap Client: Special chars in search are escaped.
- MIME parser improved (messages with no ending boundary).
- [bugfix] * is mulitpart.
- [bugfix] NullReferenceException on MessageData fixed.

3.0.11177.1239 (2011-06-26)
- Setup now runs in 64 bit mode on 64 bit machines.

3.0.11175.18 (2011-06-24)
- Smtp Client: additional command parameters can be specified.
- Tnef parser now uses PR_ATTACH_LONG_FILENAME as filename.
- [bugfix] BodyStructure respectes content disposition.
- [bugfix] Parentheses in Imap search are enclosed in quotes.
- X-GM-LABEL is not fetched when only envelope is needed.

3.0.11167.1231 (2011-06-16)
- text/plain that has most non-whitespace characters is used as IMail.TextData.
- ParameterList exposes Render, RenderAsHeader, SortByName and Remove methods.

3.0.11164.1552 (2011-06-13)
- ID command information are customizable.

3.0.11164.1057 (2011-06-13)
- MessageData class was moved from Client.IMAP.Response to Client.IMAP namespace.

3.0.11163.1225 (2011-06-12)
- Gmail extensions support: X-GM-THRID, X-GM-MSGID, X-GM-RAW, X-GM-LABELS.
- ID extension support.

3.0.11159.2242 (2011-06-08)
- [bugfix] BodyStructure recognizes appledouble as multi-part.

3.0.11150.2030 (2011-05-30)
- iCalendar: Support for time zones introduced.
- Template.DataFrom can utilize IDictionary interface.
- MessageInfoResponse is 20% faster.
- [bugfix] DNS server discovery on Windows platforms corrected.
- [bugfix] BodyStructure recognizes SIGNED and ENCRYPTED as multi-part.

3.0.11141.1036 (2011-05-21)
- [bugfix] multi-threaded licensing issue corrected.

3.0.11140.1708 (2011-05-20)
3.0.11138.1032 (2011-05-18)
- [bugfix] Duplicate value parameters are ignored in iCal.

3.0.11129.2120 (2011-05-09)
- [bugfix] Digest-MD5 uses RFC 2831 algorithm (binary hash on A1).

3.0.11126.2012 (2011-05-06)
- GetHeaders, GetHeadersByUID bulk methods
- GetSpecificHeaders, GetSpecificHeadersByUID methods.
- GetSpecificHeaders, GetSpecificHeadersByUID bulk methods.

3.0.11126.1244 (2011-05-06)
3.0.11124.1447 (2011-05-04)
- Imap Client: MimeStructure.EstimateActualSize method introduced.
- IMail.IsHtml property introduced.
- Imap Client: Memory improvements.
- [bugfix] All clients now use windows-1252 encoding.

3.0.1197.958 (2011-04-07)
- Sender is now set automatically when multiple from addresses are specified.
- Proxy.dll: better exception messages
- Pop3 client: GetAll method always updates uids cache.

3.0.1181.1222 (2011-03-22)
- Imap Client: UploadMessage can specify flags and internal date.

3.0.1167.1412 (2011-03-08)
- Imap Client: SupportedExtensions method added.
- Imap Client: SupportedAuthenticationMethods method added.
- Imap Client: GetQuotaRoot, GetQuota methods added.
- Imap Client: GetFolders(FolderInfo), GetFoldersOneLevelDown(FolderInfo) methods added.
- Imap Client: Select(FolderInfo), Examine(FolderInfo) methods added.
- Imap Client: Important folder is now recognized by CommonFolders.
- Imap Client: search uses {} only when string has new line or charset is needed.
- Status class was moved to Lesnikowski.Client.IMAP namespace.
- Exception is not thrown when unsupported DKIM hash algorithm is used.
- [bugfix] FolderInfo.CanSelect flag corrected.

3.0.1155.1515 (2011-02-24)
- DnsHelper is now public
- Imap Client: Flags are downloaded with GetMessageInfoXXX.
- Imap Client: better curly braces {} handling.
- Imap Client: better searching, UTF8 is automatically choosen, {} are used.
- content-disposition filename has precedence over content-type name.
- [bugfix] Imap IDLE DONE command race condition corrected.

3.0.1143.105 (2011-02-12)
- Proxy.dll was added (support for HTTP, SOCKS4, SOCKS4a, SOCKS5).
- AddCustomHeader with null as value now removes the header.
- Imap Client: search doesn't use double quotes when not needed.

3.0.1129.1128 (2011-01-29)
- Imap Client: better curly braces {} handling.
- Imap Client: GetMessageInfoXXX can deal with missing Envelopes and BodyStructures.
- [bugfix] BodyStructure recognizes REPORT as multipart.

3.0.1126.1324 (2011-01-26)
- S/MIME encryption and decryption.
- Better logging in licensing code.
- All exceptions are marked as serializable.

3.0.1119.1631 (2011-01-19)
3.0.1113.1949 (2011-01-13)
- SslConfiguration introduced (enabled protocols, client certificates).

3.0.1112.1921 (2011-01-12)
- [bugfix] OAuth does not render base url parameters (2-legged oauth).
- Imap Client: GetMessageInfo gets BODYSTRUCTURE and ENVELOPE with single server round trip.
- Imap Client: INTERNALDATE is extracted along with ENVELOPE.
- If the file name is not specified SafeFileName generates random file name.

3.0.117.1445 (2011-01-07)
- Imap client: STATUS command is now implemented.
- Imap client: UIDNEXT is now extracted.

3.0.114.1708 (2011-01-04)
- BCC is now saved in .eml when IMail.Save method is used.
- [bugfix] Not UTF7-escaped special characters in folders are handled (curly braces {} problem).

3.0.10328.1909 (2010-11-24)
- Imap Client: Login method uses UseBestLogin when LOGINDISABLED.
- Imap Client: UseBestLogin switches to SSL when LOGINDISABLED.
- Sender returns From[0] when no sender was specified.

3.0.10323.1643 (2010-11-19)
- Recurring events support was added.
- Imap client: Command tag generator limited to 16 bytes.

3.0.10317.1308 (2010-11-13)
- Memory management improvements.

3.0.10315.2053 (2010-11-11)
- [bugfix] Nested properties in templates with multiple data sources are resolved correctly.
- Templates: ClearDataSources method added.

3.0.10314.2119 (2010-11-10)
- [bugfix] Base64 header encoding does not insert new line
- [obsolete] IFluentMail.UsingSmtp() is now obsolete: Please use IFluentMail.Send(Smtp client) instead.

3.0.10308.1123 (2010-11-04)
- IPv6 support was added.
- Imap, Pop3, Smtp clients: Port can NOT be specified using colon.
- Reply copies all visual and non-visual attachments as attachments.
- Logging added, set Log.Enabled = true;
- More consistent exception messages are used.

3.0.10287.1538 (2010-10-14)
- IMail.SaveHtmlAs method added.

3.0.10280.1814 (2010-10-07)
- IMail.Reply and IMail.ReplyToAll introduced.
- References header support added.
- Imap Client: Batch method introduced (GetFlags).
- [bug fix] When Quoted Printable in headers quotes encoded after being escaped.
- HeaderEncoding is now HeaderEncoder.

3.0.10271.1902 (2010-09-28)
- [bugfix] DKIM signed email with empty lines are parsed correctly.
- [bugfix] DNS for DKIM correctly joins multiple strings in TXT record.

3.0.10266.1605 (2010-09-23)
- [bugfix] ReplyTo is copied from builder to newly created email.
- Mail, IMail, MailBuilder: ReturnReceiptTo, XConfirmReadingTo properties/methods added.
- Mail, IMail, MailBuilder: RequestReadReceipt properties/methods added.
- Mail, IMail, MailBuilder: PriorityHigh, PriorityLow properties/methods added.
- IMail: GetGenericPriority method added.

3.0.10260.2119 (2010-09-17)
3.0.10260.1648 (2010-09-17)
3.0.10257.1855 (2010-09-14)
- Imap Client: Batch methods introduced (Copy, Move, Delete, FlagMessage, UnflagMessage, GetBodyStructure ...).
- Imap Client: GetMessageInfo introduced.
- Imap Client: GetEnvelope introduced.
- FolderInfo.CanSelect introduced.
- [removed] Obsoleted MailBuilder.AdditionalHeaders removed (Please use AddCustomHeader method instead).
- [removed] Obsoleted FluentSearch.GetUIDList removed (Please use GetList method instead).
- [removed] Obsoleted MimeText.SaveText removed: Please use Save method instead.
- [removed] Obsoleted Imap folder methods removed.

3.0.10252.1622 (2010-09-09)
- Imap Client: GetNamespaces command introduced.
- Imap Client: MimeStructure.Size introduced.
- Imap Client: UseBestLogin.
- Smtp Client: UseBestLogin.
- Pop3 Client: UseBestLogin.
- Pop3 Client: LoginPLAIN.
- Pop3 Client: LoginCRAM.
- Pop3 Client: Pop3Response.StatusCode is now Pop3ResponseStatus.
- Pop3 Client: Login DIGEST-MD5.
- Imap Client: Login DIGEST-MD5.
- SMtp Client: Login DIGEST-MD5.

3.0.10245.1711 (2010-09-02)
- Imap, Pop3, Smtp clients: port can now be specified using colon.
- Imap Client: Yahoo's specific ID command is sent automatically on connection.
- Smtp Client: LoginPLAIN.
- [bugfix] Imap Client: LoginPLAIN corrected to use base64 encoding.

3.0.10243.2145 (2010-08-31)
- Pop3 client: better GetAccountStat API.
- [bugfix] Imap Client: No unhandeled exception when server disconnects during IDLE.
- [bugfix] DKIM signed emails without body, but with specified body length are parsed correctly.

3.0.10218.1156 (2010-08-06)
- [bugfix] BodyStructure parser was corrected.

3.0.10217.2038 (2010-08-05)
- BodyStructure NonVisuals collection added.
- SmtpMail can be loaded from raw eml.

3.0.10208.1049 (2010-07-27)
- DKIM support.
- Html to plain text converter improved.

3.0.10190.1920 (2010-07-09)
- Imap Client: Move, Copy methods.
- Imap Client: PeekMessagePartXX methods.
- SignedPkcs7Mime support.
- SignedCms is exposed through GetSignedCms method.
- Template engine now uses [] as command characters.

3.0.10179.1950 (2010-06-28)
- Imap Client: GetBodyStructure, GetMimePart methods added.
- Imap Client: LoginOAUTH with GET, POST.
- Imap Client: LoginPLAIN method added.
- Imap Client: PeekMessage, PeekMessageByUID methods added.
- Smtp Client: OAuth with GET, POST.
- Pop3 Client: Duplicated uids are ignored.
- Html to plain text converter improved.
- Parser for folded header options improved.
- OAuth.

3.0.10151.2155 (2010-05-31)
- Imap client: GetSubscribedFolders, SubscribeFolder, UnsubscribeFolder methods added.

3.0.10149.2225 (2010-05-29)
- Imap client: +FLAGS -FLAGS are not silent.
- Imap client: CloseCurrentFolder method added.
- Imap client: Command tag generator limited to 25 bytes.

3.0.3797.39399
- Imap client: Command tag generator limited to 26 bytes.

3.0.3789.17921
- SSL certificate handling in Mail fluent interface.

3.0.3785.33009
- iCalendar: Cancel, Update, Accept, Decline.

3.0.3782.37265
- iCalendar support added (appointments).

3.0.3756.22148
- Imap client: IDLE support.

3.0.3754.39805
- Imap client: GetFlagsByUID and GetFlags methods added.
- Imap client: Custom flags (keywords) support added.
- Imap client: different command tag generator used.

3.0.3747.37096
- New licensing.

2.8.3744.31870
- Automatic extraction of plain text from HTML added.
- Imap client: Examine now selects folder.
- Imap client: NumberSearch methods added.
- Imap client: FluentSearch.ResultsAs method added.
- Imap client: Folders with quotes correctly escaped.
- Pop3 client: ListSizeByUID methods added.
- Pop3 client: GetMessageHeader is now GetHeaders.
- MessageID is automatically generated for new emails.

2.8.3737.16634
- [bugfix] Imap client uses Default encoding.

2.8.3736.20433
- New samples were added
- [obsolete] Login() methods are obsolete: Please use Login("user", "password") method instead.

2.8.3733.37210
- Imap client: XList support added.
- Imap client: Folder flags are now supported.
- Pop3 client: CAPABILITY command support added.

2.8.3729.31675
- ISimpleMailMessage is now IMail.
- SimpleMailMessageBuilder is now MailBuilder.
- Imap client: xxxMailbox mehods are now xxxFolder methods.
- Attachments collection contains all attachments.
- NonVisuals collection introduced.

2.8.3727.27736
- X-Priority header support added.
- Sensitivity header support added.
- Imap client: COPYUID (UIDPLUS extension) is now supported.
- [bugfix] Tnef parser treats incorrect ms-tnef files as regular attachments.
- [bugfix] Imap folders with parenthesis parser bug corrected.

2.8.3708.32416
- 64bit build for MailBrowserControl.
- Minor template engine improvements.
- [bugfix] NAG screen does not break non interactive windows service.

2.8.3702.22884
- Templates were added.
- Imap client: APPENDUID (UIDPLUS extension) is now supported.
- Pop3 client: xxxByUID methods were added.
- [bugfix] notification-to header changed to disposition-notification-to.

2.8.3655.37468
- [bugfix] Unicode strings in Tnef parser are parsed correctly.

2.8.3655.37468
- More tolerant Base64 encoder used.

2.8.3654.35915
- [bugfix] MimeReport does not throw when only headers are fetched.
- [bugfix] Please purchase dialog is displayed only once in multi-threaded scenario.

2.8.3652.32451
- Imap.GetHeaders and GetHeadersByUID introduced.

2.8.3651.23796
- "Received" headers are parsed.
- Progress events were removed.
- Possibility to define alternative views for the email message introduced.

2.8.3597.36740
- Tnef support introduced.

2.8.3563.135
- Imap client introduced.

2.75 (2007-09-26)
2.7  (2007-09-12)
2.65 (2007-03-27)
2.6  (2007-03-27)
2.51 (2007-01-02)
2.5  (2006-03-18)
2.41 (2006-08-24)
2.4  (2006-02-11)
2.3  (2005-12-14)
2.0  (2004-02-27)
1.0  (2003-05-22)

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