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* fixes owncloud/activity#373

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