Dump format on error.
Removed PlatformSetMasterVolume().
XAudio no longer uses MasterVoice.SetVolume.
Added SoundEffectInstance._isXAct.
SoundEffectInstancePool now supports XAct sound instances.
We no longer apply SoundEffect.MasterVolume on XAct sound instances.
Removed volume clamps in XActSound.
XActSound now applies the category volumes.
AudioCategory volume now scales the track volumes.
Fix for Guide.IsVisible for WP8
Updated dependencies. CppSharp, Mac FreeType, XWT-Mac, OpenTK fixes.
Merge pull request #2917 from SickheadGames/deps

Dependencies Update
Merge pull request #2890 from SickheadGames/sfxvol

XAct Volume Improvements
Added TargetPlatform.WindowsGL.
The target platform dropdown is now sorted alphabetically.
Merge pull request #2899 from aberus/wp8guide

Fix for Guide.IsVisible for WP8
Merge pull request #2918 from SickheadGames/winglplat

TargetPlatform.WindowsGL
Adding history support to pipeline tool using IsolatedStorage.
Adding header to new history class to support to pipeline tool using IsolatedStorage.
Giving priority to any command line arguments over the History loading.
Test and fix for null reference error when empty constructing a TouchCollection.

Fixes #2898
Merge pull request #2920 from danzel/fixx-2898

Test and fix for null reference error when empty constructing a TouchCollection
Add XML docs for a few more items in Framework.Point and Framework.Rectangle.