dirDisqus: Fixed incorrect exception when required attributes are empty strings
dirDisqus: Fixed incorrect exception when required attributes are empty strings

yshyee/angularUtils,telesma/angularUtils,allanlb/angularUtils,tianhengzhou/angularUtils,jlgrock/angularUtils,zzzzzyuzhang/angularUtils,Kerruba/angularUtils,radhikagiri/angularUtils,alexkuttig/angularUtils,radhikagiri/angularUtils,wesleyliu/angularUtils,benoror/angularUtils,romelgomez/angularUtils,narasingh/angularUtils,wpsmith/angularUtils,benoror/angularUtils,pkdevbox/angularUtils,dszmaj/angularUtils,allanlb/angularUtils,yshyee/angularUtils,romelgomez/angularUtils,Git1111/angularUtils,wpsmith/angularUtils,alexkuttig/angularUtils,danlobo/angularUtils,michaelbromley/angularUtils,pkdevbox/angularUtils,imakmgit/angularUtils,phw/angularUtils,kzganesan/angularUtils,Kerruba/angularUtils,noahxinhao/angularUtils,imakmgit/angularUtils,phw/angularUtils,telesma/angularUtils,Git1111/angularUtils,tianhengzhou/angularUtils,zzzzzyuzhang/angularUtils,dszmaj/angularUtils,saike/angularUtils,michaelbromley/angularUtils,narasingh/angularUtils,humpy125/angularUtils,jlgrock/angularUtils,noahxinhao/angularUtils,kzganesan/angularUtils,danlobo/angularUtils,saike/angularUtils,humpy125/angularUtils,wesleyliu/angularUtils