Added redirecting to static image file and caching for contacts with no photo embedded.
Added redirecting to static image file and caching for contacts with no photo embedded.

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