Fixes #899
Fixes #923 (assuming we set the MediaState correclty)
Fixes strange behaviour of Windows 8 trial
Rewordked messagebox for correct behaviour
Moved the IsVisible sets to the delegates so the Guide won't get stuck if the EndShow functions are not called
Fixed gamepad not working for PlayerIndex.Two and beyond.

Added another model of 3rd party Xbox compatible controller
Added support for single int parameters in MGFX (in a somewhat dirty way)
Fixed BeginOpenContainer->EndOpenContainer not working properly
Fixed root path of StorageContainer not being inside of SavedGames/ContainerName
Merge branch 'develop3d' of https://github.com/mono/MonoGame into develop3d
Merge branch 'develop3d' of https://github.com/mono/MonoGame into develop3d
License headers for all current content pipeline source files changed to refer to LICENSE.TXT.
Set Xbox compatible gamepad layout by default
Limited to the first 4 gamepads to avoid crashes when too many gamepads are connected
Added missing Leaderboard* and misc GamerServices classes
iOS - Build fixed; added missing files to csproj
Fixed the project references for the Windows 8 App Store Projects
Make ShowMarketplace work, instead of freeze the game.
Note: Will show a warning
Removed duplicated using System.Collections.Generic
Variables apparently for iPhone does not allow compiling in WinRT
* Removed #if IPHONE
* Added several files to the WinRT project related to EffectMaterialReader and ExternalReferenceReader
* Fixed IsAssignableFrom bit @EffectMaterialReader.cs to compile with WinRT
Fixed the Content issue where the F# project project template was not packaging the contents of the Content directory propery.  This is just the addition of an attribute to the template file.
Implemented Guide.BeginShowMessageBox/EndShowMessageBox for WP8 using an alias to Microsoft's XNA Guide class.
Removed unnessasary reference to SharpDX.WP8.
Merge branch 'develop3d' of https://github.com/mono/MonoGame into windows8_fixes2

Conflicts:
	MonoGame.Framework/Windows/GamerServices/Guide.cs