Update README.md
Update README.md
Simplified workaround in unit test for iso-2022-jp
Optimized writing to the content memory stream, should noticeably improve performance
[UnitTests] Use StringComparison.Ordinal
Removed obsolete property on Rfc2047
Changed the namespace of the classes in Utils to MimeKit.Utils
Fixed the build
Added new FormatOptions for potential future extensibility
Updated all WriteTo(Stream) methods to take a FormatOptions argument

Also added a NewLineFormat property to FormatOptions.
Added new InternetAddressList.ToString() method that takes a FormatOptions argument

Also fixed UnitTests to use Unix formatting options.
Fixed MimeParserTests to use UnixFormatOptions.
Updated comment about breakage in the iso-2022-jp encoding
Implemented folding for multipart preambles and epilogues
Added Xamarin.Android and Xamarin.iOS projects
Set the Android and iOS root namespaces to MimeKit
I think we probably want to target Android 2.3
Updated AssemblyInfo.cs
Define __MOBILE__ for Visual Studio users (Xamarin Studio does this automatically for Android and iOS projects)
Updated AssemblyInfo.cs version information and comments about how to
bump them when making releases.