Updated MailKit.nuspec
Fixed Android and iOS csproj files to generate the correct docs
Bumped version to 0.2.0.0
Fixed stylesheet
Turn on XOAUTH2 authentication and fix bug.
Merge pull request #9 from AntonGordienko/master

Turn on XOAUTH2 authentication and fix bug.
Fixed code formatting
Fixed ImapClient Unit Tests to not try to authenticate via XOAUTH2
Improved logic in unit tests
Modified Pop3Stream to avoid calling ReadAhead() if not needed

This doesn't change overall logic, it just makes it easier to debug.
Modified Pop3Stream.Read() to keep reading data until we fill the buffer (or EOF)
Merge remote-tracking branch 'upstream/master'