Update bower.json to allow React 0.13.x.
Update bower.json to allow React 0.13.x.

numso/react-dnd,nagaozen/react-dnd,craigklem/react-dnd,tomulin1/react-dnd,konce/react-dnd,pairyo/react-dnd,jgable/react-dnd,arnif/react-dnd,zetkin/react-dnd,numso/react-dnd,wagonhq/react-dnd,jowcy/react-dnd,Reggino/react-dnd,craigklem/react-dnd,jowcy/react-dnd,nickknw/react-dnd,nagaozen/react-dnd,zetkin/react-dnd,tylercollier/react-dnd-demo,hiddentao/react-dnd,colbyr/react-dnd,tomulin1/react-dnd,globexdesigns/react-dnd,cesarandreu/react-dnd,wagonhq/react-dnd,pairyo/react-dnd,srajko/react-dnd,ntdb/react-dnd,cesarandreu/react-dnd,longlho/react-dnd,hiddentao/react-dnd,nickknw/react-dnd,ntdb/react-dnd,tylercollier/react-dnd-demo,konce/react-dnd,Reggino/react-dnd,colbyr/react-dnd,srajko/react-dnd,longlho/react-dnd,randrianov/react-dnd,jgable/react-dnd,randrianov/react-dnd,globexdesigns/react-dnd,arnif/react-dnd