Dat documentation.

Comments.
Comments EVERYWHERE.
Still to come: Method comments! YAAAaaaa--a? -- ay?
Entity rewrite, possible functionality for items.

One of these days, a pseudocode compiler that understands the intent
of what I am coding, and it will decide when and when not to copy
references or do a deep copy!
Merge branch 'master' of https://qmpzaltb@github.com/qmpzaltb/cptgame.git