…ent some undocumented modules/classes, small typos here and there. (#971)

* documenting controlspec

* using classmod

* typo

* fixing comment

* clearer comment on controlspec

* update comment on map

* update to classmod

* update to classmod

* adding annotations and switching to classmod

* adding types to params

* more type annotations

* more type annotations, undocumented classes

* add in redirects

* missed metro

* update built docs

* redirects actually in the rep, type def typo