* Ensures cores, slimes cannot be used twice in their machines.
* Fixes xenos appearing friendly, simple_mob death problems.
Simple mobs that were dead and not of the hostile subtype wouldn't call walk(src,0), which prevents corpses from following their target.
* Cleans up trait data when a xeno or xeno product is removed.
* Slimes more likely to have amutationtoxin, consumes virusfood.
* Fixes some issues.
* Adds changelog
Adds UIs to Core Extractor, Slime Replicator
Adds Slimified Monkey Cubes as separate item type
Adds Docility Toxin
Replaces amutationtoxin references with docilitytoxin references
Adds resistances to simple_mob damage handling, to allow for simple mobs to have resistances to different kinds of damage
Moves a return to it's proper position to allow for hostile mobs to properly handle targets.
Replicator and extractor circuits currently need to be adjusted, as they require origin tech and components. This commit is being added simply to save any headaches that may occur do to data loss.
