fix leak in Combo. We leaked decorations, since UnDoLayout wasn't passed to the actual layouts that had decorations attached.  :(
fix leak in Combo.
We leaked decorations, since UnDoLayout wasn't passed to the actual layouts
that had decorations attached.  :(


MP2E/XMonadContrib,reenberg/XMonadContrib,MP2E/XMonadContrib,reenberg/XMonadContrib