Fix crash launching landscape Windows 8 app in portrait
Fixes issue #1136
Calculate the back buffer scale in terms of the same orientation as the preferred back buffer size.  Avoids crazy scales such as (1.7, 0.5) causing back buffers of 2430x432 and "Not enough storage" exceptions.
Merge pull request #1137 from slygamer/back-buffer-scale

Fix crash launching landscape Windows 8 app in portrait
Added HalfVector4 and Short4
Fixes issue #1133.
Added the HalfVector4 and Short4 types.  Still missing several PackedVector types.
All projects now consistently include all currently implemented PackedVector types.
Merge branch 'develop3d' of https://github.com/mono/MonoGame into packed-vector
Merge pull request #1142 from SickheadGames/templates

VS Template Fixes
Merge pull request #1139 from slygamer/packed-vector

Added HalfVector4 and Short4
Merge pull request #1148 from SickheadGames/templates

Better Template Icons
Added the get acessor to Indices Property of GraphicDevices

To be Possible to recover the binded Index Buffer (same as xna)
Merge pull request #1152 from tpastor/develop3d

Added the get acessor to Indices Property of GraphicDevices
Added OUYA project file.
Added OUYA project template.
Modified installer script to install OUYA files.

No specific OUYA functionality (GamePad support for OuyaController) yet. That's next.
Merge pull request #1154 from slygamer/ouya

Added OUYA project file.