* Passes thrownthing to hitby
* Items now also pass thrownthing
* No longer uses default arguments
Also fixes bananium shield
* Adds more arguments to hitby calls
* Standardises throw_impact
* Clears up some loose ends
* Adds back wacky comment
* Reinstates can_push=FALSE on bananium shield
* adds signal and modifies each call of afterattack to call it's inherited proc
* uses new macro for sendsignal()
* map fuck
* skip precommithooks
* combine and negate 2 ifs
