Allow server capabilities to be disabled for POP3, IMAP and SMTP
Fixed up Windows 8.1 Universal project references
Set the OutputPath and IntermediateOutputPath for the Windows 8.1 Universal project
Fixed APOP authentication - the APOP token includes the angle brackets.

Fixes issue #29
Updated MailKit.Win.sln to include the Windows 8.1 Universal projects
Updated Windows 8.1 logic to use TLS instead of SSL (deprecated)
Bumped version to 0.9.0.0
Fixed Windows Universal 8.1 project file for Release builds
Always set the ParentFolder after creating new subfolders

Fixes issue #31
Updated unit tests to make sure ParentFolder is not null after a folder is created
Oops, added AuthenticationException xml docs
Work around a GMail IMAP bug in BODY responses with nested message/rfc822 parts

Fixes issue #32
Added a new Send() method that allows developers to override the sender and recipients of the message
Implemented EHLO/HELO for Windows 8.x
Added SASL authentication support for Windows Universal 8.1
Fixed the build for Windows Universal 8.1

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Fix: Some smtp-servers doesn't allow sending EHLO/HELO twice
Merge pull request #33 from cmayer0087/master

Fix: Some smtp-servers doesn't allow sending EHLO/HELO twice
Fixed up some comments explaining a work-around
Bumped version to 0.10.0.0