gall: clean up +mo-{boot, away, awed}
gall: clean up +mo-{boot, away, awed}

Also removes the superfluous +mo-baal and +mo-baba, most of the
implementations of which can be replaced with simple stdlib functions.

ngzax/urbit,urbit/urbit,jfranklin9000/urbit,urbit/urbit,ngzax/urbit,ngzax/urbit,jfranklin9000/urbit,urbit/urbit,urbit/urbit,jfranklin9000/urbit,urbit/urbit,urbit/urbit,ngzax/urbit,ngzax/urbit,ngzax/urbit,jfranklin9000/urbit,ngzax/urbit,urbit/urbit,jfranklin9000/urbit,jfranklin9000/urbit,jfranklin9000/urbit