refactor 1: remove room shortdescription, describe -> GetFullDescription()
fix RebuildNameToPlayer()
announce room desc when desc has changed, not after 30s
remove Thing.Description. (Something else will have this name soon.)
remove room.o, .ann, .whis - not used!
remove barely-used state.whis, state.ann, state.spk
add FunOrString class, removed ITick from Thing by default
Thing.InRoomDescription -> .QuickDescription, .FurtherIRD -> .Desc
Thing.Important -> Thing.Announce
fix announcing Things in Room & fieldify both Thing.Desc properties
changed dispatching style, made ConceptThing take FunOrString
manual merge edit
make westmaintenance at least compile
fix extremely (or, etremely) dumb parsing error