Fixed compilation on iOS.

git-svn-id: http://svn.purei.org/palleon/trunk@278 e658db38-2ae6-4b1c-8a17-0a8554443f32
Updated iOS project.

git-svn-id: http://svn.purei.org/palleon/trunk@279 e658db38-2ae6-4b1c-8a17-0a8554443f32
Migrated Metal code to iOS 8 beta 4.

git-svn-id: http://svn.purei.org/palleon/trunk@280 e658db38-2ae6-4b1c-8a17-0a8554443f32
Initialize portrait mode flag at the beginning of the application on iOS.

git-svn-id: http://svn.purei.org/palleon/trunk@281 e658db38-2ae6-4b1c-8a17-0a8554443f32