Updated level 2

level 2 stuff
Fixed Rendering Problem with Jetpack
Level 5

First version of lvl 5
Creation of Level 5
Merge remote-tracking branch 'origin/master' into Adding-Level-5
Updates to Credits and Bug Fixes
Added Dragon Flying Boss and Fireball spriteSheets
Merge remote-tracking branch 'origin/master' into Adding-Level-4

Conflicts:
	Platformer/platformer.html
	Platformer/platformer.js
	Platformer/tilemaps/lvl4Map.js