* Added OSX platform to MGSongProcessor.cs to compress mp3 songs
* MonoGame on MAC throws a notimplementedexception on IPv4Mask, so we return null on Mac Implementation. Had to add a MONOMAC define to the project.
Revert "* Added OSX platform to MGSongProcessor.cs to compress mp3 songs"

This reverts commit 642827f4c82bb9226055a69532701ad2907fdaea.
Added CheckAccess call to bypass wait when on the UI thread.
Fix for "NullReferenceException when creating a Game instance" on iOS after update to Xamarin.iOS 6.4.4.12
Bring XNA compatibility to ToString
Just a few optimizations.
Merge pull request #1998 from Shqrdx/ViewportFix

Viewport fixes.
Merge pull request #1988 from HabaneroBusinessDevelopment/ios64412Fix

Fix for "NullReferenceException when creating a Game instance" on iOS
Merge pull request #1975 from SickheadGames/math_opt

Math Optimizations & Cleanups
Merge pull request #1976 from totallyeviljake/ISSUE_1971

Added CheckAccess call to bypass wait when on the UI thread.
Merge pull request #1974 from SickheadGames/xaudioshutdown

Fixed XAudio Shutdown
Merge pull request #1939 from WaaghMan/branch_osx3

Lidgren - MacOS issues
Merge branch 'develop' into stable_BtA