allow to edit single files shared by mail. This is useful for collaborative editing documents
allow to edit single files shared by mail. This is useful for collaborative editing documents

Signed-off-by: Bjoern Schiessle <a31805f6001ab3b535ea95133fbc4db46e97e8d1@schiessle.org>

michaelletzgus/nextcloud-server,pixelipo/server,pixelipo/server,nextcloud/server,endsguy/server,andreas-p/nextcloud-server,andreas-p/nextcloud-server,nextcloud/server,endsguy/server,michaelletzgus/nextcloud-server,nextcloud/server,endsguy/server,pixelipo/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,pixelipo/server,endsguy/server,endsguy/server,andreas-p/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,pixelipo/server