Removing console messages from GameArena.
Merge branch 'master' of https://github.com/manix84/time-pilot

* 'master' of https://github.com/manix84/time-pilot:
  Adding player shooting back into the game :).
  Adding missed stroke width to text.
  Removing old debug messages.
  Adding new controller (keyboard1).
  Improving pause message so that it doesn't render in the middle of the player.
  Improvements to invincibility sheild.
  Removing getCanvas, so that the game arena deals with all internal logic.
  Added shield to indicate when the player is invincible.
  Adding invinsibility debug option.
  Fixing a bug in full-screen switching, that wouldn't detect "ESC" exiting of full-screen mode.