"use strict" must be inside closure
"use strict" must be inside closure

Strict pragma globally can cause many issues in future.

Check it out http://www.nczonline.net/blog/2012/03/13/its-time-to-start-using-javascript-strict-mode/
xieyu33333/riot,sylvainpolletvillard/riot,chetanism/riot,davidmarkclements/riot,noodle-learns-programming/riot,stonexer/riot,rthbound/riot,rasata/riot,madlordory/riot,beni55/riot,laomu1988/riot,crisward/riot,muut/riotjs,sylvainpolletvillard/riot,noodle-learns-programming/riot,tao-zeng/riot,qrb/riotjs,zawsx/js-lib-webcomponents-react-riot,stonexer/riot,thepian/riot,thepian/riot,dp-lewis/riot,AndrewSwerlick/riot,mike-ward/riot,joshcartme/riot,ttamminen/riotjs,GerHobbelt/riotjs,rsbondi/riotjs,a-moses/riot,GerHobbelt/riotjs,marcioj/riot,baysao/riot,dschnare/riot,AndrewSwerlick/riot,cognitom/riotjs,a-moses/riot,ListnPlay/riotjs,txchen/riotjs,antonheryanto/riot,madlordory/riot,davidmarkclements/riot,daemonchen/riotjs,rasata/riot,joshcartme/riot,daemonchen/riotjs,baysao/riot,muut/riotjs,dschnare/riot,beni55/riot,qrb/riotjs,txchen/riotjs,xtity/riot,antonheryanto/riot,seedtigo/riot,seedtigo/riot,ListnPlay/riotjs,chetanism/riot,duongphuhiep/riot,zawsx/js-lib-webcomponents-react-riot,mike-ward/riot,laomu1988/riot,scalabl3/riot,xieyu33333/riot,marciojcoelho/riotjs,rthbound/riot,duongphuhiep/riot,scalabl3/riot,dp-lewis/riot,ttamminen/riotjs,xtity/riot,rsbondi/riotjs,crisward/riot,marciojcoelho/riotjs,tao-zeng/riot,marcioj/riot