show drag shadow in firefox by using helper:'clone'
show drag shadow in firefox by using helper:'clone'

pixelipo/server,bluelml/core,andreas-p/nextcloud-server,lrytz/core,pixelipo/server,pollopolea/core,pmattern/server,pollopolea/core,michaelletzgus/nextcloud-server,sharidas/core,phil-davis/core,pmattern/server,Ardinis/server,pixelipo/server,jbicha/server,owncloud/core,endsguy/server,owncloud/core,owncloud/core,IljaN/core,pollopolea/core,andreas-p/nextcloud-server,cernbox/core,endsguy/server,whitekiba/server,cernbox/core,lrytz/core,pixelipo/server,sharidas/core,andreas-p/nextcloud-server,jbicha/server,Ardinis/server,whitekiba/server,bluelml/core,sharidas/core,pmattern/server,pmattern/server,lrytz/core,andreas-p/nextcloud-server,cernbox/core,jbicha/server,michaelletzgus/nextcloud-server,bluelml/core,Ardinis/server,nextcloud/server,lrytz/core,xx621998xx/server,michaelletzgus/nextcloud-server,andreas-p/nextcloud-server,IljaN/core,xx621998xx/server,pixelipo/server,owncloud/core,endsguy/server,pollopolea/core,endsguy/server,IljaN/core,xx621998xx/server,sharidas/core,sharidas/core,pmattern/server,lrytz/core,bluelml/core,pollopolea/core,jbicha/server,cernbox/core,nextcloud/server,michaelletzgus/nextcloud-server,Ardinis/server,jbicha/server,xx621998xx/server,nextcloud/server,endsguy/server,whitekiba/server,Ardinis/server,whitekiba/server,IljaN/core,nextcloud/server,xx621998xx/server,cernbox/core,IljaN/core,owncloud/core,whitekiba/server,bluelml/core