Update hmm.rst
Update hmm.rst

Fixes #660

I didn't actually test this, but it's better than what it was
brookehus/msmbuilder,msmbuilder/msmbuilder,rafwiewiora/msmbuilder,Eigenstate/msmbuilder,msultan/msmbuilder,mpharrigan/mixtape,peastman/msmbuilder,rafwiewiora/msmbuilder,rmcgibbo/msmbuilder,dr-nate/msmbuilder,cxhernandez/msmbuilder,stephenliu1989/msmbuilder,dr-nate/msmbuilder,rafwiewiora/msmbuilder,Eigenstate/msmbuilder,stephenliu1989/msmbuilder,mpharrigan/mixtape,dr-nate/msmbuilder,msmbuilder/msmbuilder,cxhernandez/msmbuilder,rmcgibbo/msmbuilder,msultan/msmbuilder,peastman/msmbuilder,brookehus/msmbuilder,brookehus/msmbuilder,msultan/msmbuilder,mpharrigan/mixtape,brookehus/msmbuilder,rafwiewiora/msmbuilder,rmcgibbo/msmbuilder,msmbuilder/msmbuilder,mpharrigan/mixtape,Eigenstate/msmbuilder,Eigenstate/msmbuilder,msmbuilder/msmbuilder,cxhernandez/msmbuilder,rafwiewiora/msmbuilder,msmbuilder/msmbuilder,peastman/msmbuilder,stephenliu1989/msmbuilder,mpharrigan/mixtape,dr-nate/msmbuilder,msultan/msmbuilder,stephenliu1989/msmbuilder,rmcgibbo/msmbuilder,cxhernandez/msmbuilder,brookehus/msmbuilder,peastman/msmbuilder,peastman/msmbuilder,dr-nate/msmbuilder,cxhernandez/msmbuilder,msultan/msmbuilder,Eigenstate/msmbuilder