Added selection selectNodeContents to util module
Added selection selectNodeContents to util module

timdown/rangy,sashless/rangy,izhan/rangy,brymacto/rangy,shuizhongyueming/rangy,emil-mi/rangy,KamiHQ/rangy,yangdm2015/vue-rangy,brymacto/rangy,djbuch/rangy,emil-mi/rangy,shuizhongyueming/rangy,zimme/rangy,timdown/rangy,wotzisname/rangy,etodd/rangy,etodd/rangy,wotzisname/rangy,izhan/rangy,yangdm2015/vue-rangy,GerHobbelt/Rangy,KamiHQ/rangy,sashless/rangy,lpsBetty/rangy,zimme/rangy,GerHobbelt/Rangy,lpsBetty/rangy,djbuch/rangy