Added an extension method to recycle the bitmap memory in an image view.
Fix NRE handling when NFC isn't available
added the advanced app lifecycle demos
renamed ActivityLifecycle to AdvancedAppLifecycleDemos
renamed ServiceX<T> to ServiceX_T, due to windows not liking < and >
Fix compilation errors due to ambiguous type references.

When building with $(TargetFrameworkVersion) set for Android v4.2.
[JniDemo] Build was failing for missing icon files. Added them.
Remove VS-incompatible ProjectTypeGuid
Call TexImage2d from GLUtils instead. Fixes #10668
[TexturedCube-1.0] Apply #10668 fix to the TexturedCube-1.0 version of the sample
[TexturedCube] Remove unnecessary code after #10668 fix
Add Resources.Designer.cs dependency info in DynamicTest.csproj.
Adding in a check for the GooglePlay Services.