Added locked door, ending screen, fixed UI bugs

Added a door that checks for key, if player has it will go to a "Win"
splash screen, with offer to hit "Space" to play again. Fixed issues
with the health bar visibility.
Additional Commits to previous one.

Git being dumb?
Merge branch 'master' of https://github.com/Chardd/GameJam2014

Conflicts:
	GameJamProject/Assets/Scene1.unity
	GameJamProject/Assets/Scripts/CameraScript.cs
	GameJamProject/ProjectSettings/TagManager.asset