minor fixes for the google filestorage backend
minor fixes for the google filestorage backend

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