Fixed z-index issue with drag of windows
Fixed z-index issue with drag of windows

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