Revert 2eeade4..a60e30d

This rolls back to commit 2eeade4c8ee88355e686a53d7450acf4a429221f.
8th Jan 2014 Commit 1

- Implemented the revive feature.
- Fixed the T-junction bug.
- Sheeda and qassai updated (run animation updated).
- PowerupController to the Player prefab.
- Added a functional multiplier component on HUD.