* changes: update most gl tests to use EGLUtils added two EGL helpers for selecting a config matching a certain pixelformat or native window type added NATIVE_WINDOW_FORMAT attribute to android_native_window_t
* changes: update most gl tests to use EGLUtils added two EGL helpers for selecting a config matching a certain pixelformat or native window type added NATIVE_WINDOW_FORMAT attribute to android_native_window_t