More slime changes and fixes

* Added a bunch of changes to slime generated foods and drinks (silver slime extract reactions)
* Rabid slimes don't spawn from gold slime extract reactions anymore
* Hell monsters don't spawn from gold slime extract reactions anymore (their non-hell versions still do)
* Hivebot beacons don't spawn from gold slime+blood reactions anymore, since it summons a bunch of hostile monsters
* Mining drones don't spawn from gold slime extract reactions anymore, I mean...come on...
* Rabid slimes and gold slime monsters do not attack slimes or humanoid slimes anymore. monsterstation13 incoming.