Added right-handed variation of LookAt.

git-svn-id: http://svn.purei.org/palleon/trunk@259 e658db38-2ae6-4b1c-8a17-0a8554443f32
Embed updates: Added mouse wheel support and execute command support.

git-svn-id: http://svn.purei.org/palleon/trunk@260 e658db38-2ae6-4b1c-8a17-0a8554443f32
Added mouse capture in Win32EmbedControl.

git-svn-id: http://svn.purei.org/palleon/trunk@261 e658db38-2ae6-4b1c-8a17-0a8554443f32
Metal Updates: Added depth testing, added shadow mapping.

git-svn-id: http://svn.purei.org/palleon/trunk@262 e658db38-2ae6-4b1c-8a17-0a8554443f32
Compilation fix.

git-svn-id: http://svn.purei.org/palleon/trunk@263 e658db38-2ae6-4b1c-8a17-0a8554443f32
Updated Metal renderer to newest version of iOS SDK.

git-svn-id: http://svn.purei.org/palleon/trunk@264 e658db38-2ae6-4b1c-8a17-0a8554443f32
Fixed shadow mapping affecting alpha in MetalUberEffect.

git-svn-id: http://svn.purei.org/palleon/trunk@265 e658db38-2ae6-4b1c-8a17-0a8554443f32
Allow additional viewports to be rendered with a cleared depth buffer on Metal.

git-svn-id: http://svn.purei.org/palleon/trunk@266 e658db38-2ae6-4b1c-8a17-0a8554443f32
Added GetChildren function in CSceneNode.

git-svn-id: http://svn.purei.org/palleon/trunk@267 e658db38-2ae6-4b1c-8a17-0a8554443f32