Fixed the drawing so that the camera can now move in the world

Signed-off-by: Jerome Gingras <jerome.gingras@gmail.com>
Merge branch 'master' of https://github.com/Emile-Filteau/FrameEngine

Conflicts:
	public_html/js/model/Unit.js

Signed-off-by: Jerome Gingras <jerome.gingras@gmail.com>