player can now click on screen to place the tile
Merge branch 'master' into redo_tile_placement
Merge branch 'master' into Endgame-Detection
New tile is drawn when a tile is placed. Also, when all tiles are gone, the console prints out "Game is Over" and you cannot place any more tiles.
Fixed the score panel bug and the cloister image bug, and made the Game Over message display.
Merge branch 'master' into Endgame-Detection

Conflicts:
	src/Carcassonne.java