Astyle itype.h
Replace singular itype::use functors with a vector of iuse functors.
Check for particular iuse methods based on label instead of having function pointers everywhere.
Clean up some includes.
Add string-based stat modification methods to creature and player for easier procedural stat modification.
Add a new iuse_actor that encapsulates taking a drug.
Replace dedicated crack iuse with consume_drug definition.
Replace painkiller iuse with consume_drug definitions.
Enable extraction of translatable strings from consume_drug definitions and outline how iuse_actor definitions work.
Remove all the now-redundant none use actions.
Replace overly specific check for iuse methods with a generic check.
Merge pull request #7795 from kevingranade/data-driven-drugs

[READY] Data driven drugs