Uniformized the way CMake find and link against external libraries
Made the OpenGL ES implementation available on ARM-based Linux OSes
Xrandr was missing in the list of external libraries on Linux
Don't link against freetype and jpeg library twice
Forgot to initialize the EGL display
Implemented getBestConfig() in EglContext to retrieve the best EGL config
Improved X11 visual selection algorithm to match the EGL config
Implemented sensor API
[Android] Moved sensor implementation to the right place