Corrected some errors with includes to compile under ios
Add Maths::signf function
Add libjpeg library code
Add utils/JPEG.h
Update texture/TextureManager.{h,cpp} to add JPEG and BMP support
Fix fileSystem/FileSystem.h includes
Implement FileSystem::release() and remove the empty implementations from its subclasses
Add accents support to GUI/Text
Update GUI/Rect.cpp (the signature of some GUI/Text methods has changed)
Add shader/lightning/DirectionalLightTexturedShadowMapShader.{h,cpp}
Fix some problems with text
Add utils/TextureWindow.h
Add video support! (currently only for android)
Video sample working :D
Add multiple submeshes OBJ parsing