move more code from tileController into specialTileHandler
if its a new board, do not allow certain special tiles
fix a warning
if ice tile is active, thaw the tile right away and still show the activated state
make sure all the new ice tiles are in the array before scanning the board for the last time
remove unnecessary code used for debug
thaw ice tiles to their original class
return nil for piece if the tileCoord is off the board
do not freeze or bomb gaps