Fixed issue with redundant comma and old IE.
Fixed issue with redundant comma and old IE.

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