To stomp or not to stomp

Yesterday we spent some time raging and stomping on nasty bugs on our latest entry (Alteration), but we are now back into our calm state :)
- 1.1.5: Fix spheres not opening exits correctly
- 1.1.4: Fix last level exit crashing the game
- 1.1.3: Fix audio mixing issues
- 1.1.2: Fix breaking tiles animation
- 1.1.1: Fix exit portals not opening correctly and misaligned sprites