fix jshint
fix jshint

overtakermtg/samples,EmreAkkoyun/sample,xdumaine/samples,bemasc/samples,smbale/samples,EmreAkkoyun/sample,mauricionr/samples,TribeMedia/samples,mvenkatesh431/samples,shelsonjava/samples,Edward-Shawn/samples,shelsonjava/samples,martin7890/samples,samdutton/webrtc,virajs/samples,Roarz/samples,taylor-b/samples,fetterov/samples,MahmoudFouad/samples,MahmoudFouad/samples,webrtc/samples,leehz/samples,bbandaru/samples,todotobe1/samples,Edward-Shawn/samples,MahmoudFouad/samples,guoweis/webrtc,b-cuts/samples,virajs/samples,martin7890/samples,xdumaine/samples,leehz/samples,fippo/webrtc,oliverhuangchao/samples,volkanh/volkanh.github.io,smbale/samples,smayoorans/samples,procandi/samples,b-cuts/samples,oliverhuangchao/samples,TribeMedia/samples,ralic/samples,fetterov/samples,procandi/samples,fetterov/samples,mauricionr/samples,myself659/samples,webrtc/samples,mauricionr/samples,myself659/samples,EmreAkkoyun/sample,dajise/samples,mulyoved/samples,procandi/samples,pquochoang/samples,guoweis/webrtc,bbandaru/samples,Roarz/samples,fitraditya/samples,overtakermtg/samples,akashrchoksi/newone,xdumaine/samples,samdutton/webrtc,myself659/samples,smbale/samples,kod3r/samples,smayoorans/samples,shelsonjava/samples,mvenkatesh431/samples,tsruban/samples,volkanh/volkanh.github.io,fitraditya/samples,ralic/samples,fippo/webrtc,bemasc/samples,bemasc/samples,mulyoved/samples,dajise/samples,volkanh/volkanh.github.io,virajs/samples,mulyoved/samples,leehz/samples,ralic/samples,guoweis/webrtc,akashrchoksi/newone,tsruban/samples,taylor-b/samples,kod3r/samples,todotobe1/samples,Edward-Shawn/samples,bbandaru/samples,dajise/samples,pquochoang/samples,tsruban/samples,TribeMedia/samples,fitraditya/samples,oliverhuangchao/samples,overtakermtg/samples,b-cuts/samples,pquochoang/samples,todotobe1/samples,kod3r/samples,smayoorans/samples,akashrchoksi/newone,Roarz/samples,martin7890/samples,mvenkatesh431/samples