Travis will now automatically compile the maps in the map_test shell script.
Removed an unused variable in the shell script.
Re-adding missing hivelord core sprite (fix courtesy of Nerolat).
Snowflake garbage removed
tray hit restored to glory
Merge pull request #3721 from hornygranny/meltingsnow

Snowflake garbage removed
Merge pull request #3715 from Menshin/hivelord_core_sprite

Re-adding missing hivelord core sprite (courtesy of Nerolat)
Added improvements by Mloc.
Merge pull request #3705 from Giacom/auto_map_tests

Travis will now automatically compile the maps in the map_test shell script.