NormalForm expression code cleanup
NormalForm expression code cleanup

karissa/pyeda,karissa/pyeda,GtTmy/pyeda,cjdrake/pyeda,GtTmy/pyeda,pombredanne/pyeda,sschnug/pyeda,sschnug/pyeda,GtTmy/pyeda,karissa/pyeda,pombredanne/pyeda,sschnug/pyeda,cjdrake/pyeda,pombredanne/pyeda,cjdrake/pyeda