Fixed issue with the isEmpty scope.
Fixed issue with the isEmpty scope.

Shopify/tinymce,M4R7iNP/tinymce,FernCreek/tinymce,simachewh/tinymce,howanghk/tinymce,ChristophKaser/tinymce,support-dot-com/tinymce,rxl194/tinymce,MediehusetTek/tinymce,toxalot/tinymce,sjbufton/tinymce,nbcp/tinymce,rbecheras/tinymce,ETSI-CTI/TinySpecMCE,ikuchmin/tinymce,sjbufton/tinymce,jtark/tinymce,Razzwan/tinymce,TeamupCom/tinymce,support-dot-com/tinymce,M4R7iNP/tinymce,tinymce/tinymce,danielpunkass/tinymce,ikuchmin/tinymce,1099511627776/tinymce,mplank/tinymce,cclaerhout/tinymce,blakewallan/tinymce,shilpi230/tinymce,danchr/tinymce,sachgits/tinymce,aduth/tinymce,henrythewasp/tinymce,1099511627776/tinymce,adaptiffdesigns/tinymce,pmpl-5/tinymce,enfold/tinymce,pmpl-5/tinymce,adaptiffdesigns/tinymce,fillabs/TinySpecMCE,MediehusetTek/tinymce,collective/tinymce,gabixdev/tinymce,rednose-public/tinymce,danchr/tinymce,widgetfactory/tinymce,rxl194/tinymce,gencer/tinymce,jtark/tinymce,fhchina/tinymce,leofeyer/tinymce,gabixdev/tinymce,shilpi230/tinymce,Kindling/tinymce,fillabs/TinySpecMCE,ChristophKaser/tinymce,fashionsun/tinymce,tinymce/tinymce,simachewh/tinymce,ETSI-CTI/TinySpecMCE,nikolas/tinymce,leofeyer/tinymce,Razzwan/tinymce,Zimbra/tinymce,cclaerhout/tinymce,enfold/tinymce,kencheung/tinymce,howanghk/tinymce,rednose-public/tinymce,danielpunkass/tinymce,collective/tinymce,VioletLife/tinymce,Zimbra/tinymce,gencer/tinymce,tinymce/tinymce,ice8lue/tinymce,sachgits/tinymce,TeamupCom/tinymce,nikolas/tinymce,ice8lue/tinymce,rbecheras/tinymce,jashua212/tinymce,VioletLife/tinymce,nbcp/tinymce,mplank/tinymce,aduth/tinymce,FernCreek/tinymce,fashionsun/tinymce,bsuh/tinymce,jashua212/tinymce,kencheung/tinymce,danielpunkass/tinymce,toxalot/tinymce,fhchina/tinymce,Kindling/tinymce,dziemian007/tinymce,blakewallan/tinymce,dziemian007/tinymce,FernCreek/tinymce,widgetfactory/tinymce,henrythewasp/tinymce,bsuh/tinymce,endjin/tinymce,endjin/tinymce