Contacts: Save last-modified time in REV property if not set
Contacts: Save last-modified time in REV property if not set

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