Fix backspace in search and empty content message
Fix backspace in search and empty content message

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