fixes bug where ChorusClass#search_permission_tree would return the wrong ChorusClass
fixes bug where ChorusClass#search_permission_tree would return the wrong ChorusClass

jamesblunt/chorus,prakash-alpine/chorus,lukepolo/chorus,lukepolo/chorus,lukepolo/chorus,prakash-alpine/chorus,lukepolo/chorus,jamesblunt/chorus,jamesblunt/chorus,prakash-alpine/chorus,lukepolo/chorus,jamesblunt/chorus,prakash-alpine/chorus,jamesblunt/chorus,prakash-alpine/chorus,lukepolo/chorus,jamesblunt/chorus,lukepolo/chorus,jamesblunt/chorus