Collision detection done
Removed 2D array storing pixels in MapRender. Updated PlayerCharacter class variables to include x_left, x_right, y_top, y_bottom. Cleaned up code in MainGamePanel. Added comments.
Changed minSDK version to 8, which was accidentally set to 13 in previous commit. Removed commented code.
Merge pull request #22 from kshah2451/keval

Keval