Changed formatter lookup of container to use getNode to ensure it works on ie8.
Changed formatter lookup of container to use getNode to ensure it works on ie8.

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