Add the Touch, TouchPoint class
Implement Touch#touchDown(), touchMoved(), touchUp()
Add a touch test
Bind TouchPoint class
Implement BindTouchPoint::ToMrb and the TouchPoint methods
Implement Touch#point
Implement Input.touch(idx)
Code formatting
Bind Input#touches method
Bind TouchPoint#press?, down?, release? mock
Implement Touch::isPress(), isDown(), isRelease()
Add a help of new bind class of the Input and TouchPoint
Merge branch 'feature/touch'
Remove parens of a no argument function
Rename from get_frame_rate to frame_rate