Exposed the "GL_OES_compressed_ETC1_RGB8_texture" extension for desktops.
SDL2 window now is destroyed.
Changed cUIControlAnim::AngleInterpolation to cUIControlAnim::RotationInterpolation.
Now header files are inside the include folder, and the source files inside src.
Moved the projects files inside a projects folder.
Precompiled static libs will be inside libs folder.