also replace svg images with png when the server doesn't send the correct mimetype for svg images
also replace svg images with png when the server doesn't send the correct mimetype for svg images

(which breaks svg images for most browsers)

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