jshint cleanup for rank
jshint cleanup for rank

GerHobbelt/dagre,shelsonjava/dagre,cpettitt/dagre,kdawes/dagre,rwl/dagre,kdawes/dagre,lmcorbo/dagre,abduld/dagre,shelsonjava/dagre,cpettitt/dagre,kdawes/dagre,cpettitt/dagre,shelsonjava/dagre,9n/dagre,lmcorbo/dagre,abduld/dagre,GerHobbelt/dagre,abduld/dagre,tylingsoft/dagre-layout,witcxc/dagre,GerHobbelt/dagre,9n/dagre,tylingsoft/dagre-layout,9n/dagre,lmcorbo/dagre,witcxc/dagre