added initial particle to act as shield
making shield sprite
body working for shield. need to implement double tap, timer, and fill up functionality
adding logic for creating shield
fixed shield
finished shield. activates every 30 kills
Merge remote-tracking branch 'origin/powerup'

* origin/powerup:
  finished shield. activates every 30 kills
  fixed shield
  adding logic for creating shield
  body working for shield. need to implement double tap, timer, and fill up functionality
  making shield sprite
  added initial particle to act as shield

Conflicts:
	Protect Your Jewels/Protect Your Jewels/PYJSpriteLayer.mm