When frozen, your jump height is halved. Also, MORE COMMONFUNCS
Turns out I accidentally undid a lot of shit. REVERTING

This reverts commit 1c3466c3e8e7f23d157b18e571bfbb3cd3d90c81.
OKAY LET'S TRY THAT AGAIN - this time, only half jumping when frozen
Massively cleaned up the pickup display code
MORE ARRAYS
Merge pull request #5 from IjonTichy/master

Half jump height when frozen, massively cleaned up pickup code