Fixed bullet, improved alien, boss rotated
Merge remote-tracking branch 'origin/LuisBranch'

Conflicts:
	COMP2068-Assignment03/COMP2068-Final.v12.suo
	COMP2068-Assignment03/Scripts/states/play.js
	COMP2068-Assignment03/Scripts/states/play.js.map
	COMP2068-Assignment03/Scripts/states/play.ts
fixed mergin errors