Merge pull request #1 from Silarn/master

Receive update
Obstacle:
Added method to return the name of occupied Tile.
Tile:
Added method to return name of Tile.
Edited addConnection to accept Lists for existing keys
LevelLoader:
GetKeyDown used for spacebar
Added GUI to see current player tile
Merge pull request #3 from theUPquark/master

Hullaballoo!