Document the --etag attribute of gvfs-save
Document the --etag attribute of gvfs-save

gicmo/gvfs,xkahn/gvfs-cmis,xkahn/gvfs-cmis,halfline/gvfs,xkahn/gvfs-cmis,gicmo/gvfs,halfline/gvfs,halfline/gvfs,xkahn/gvfs-cmis,gicmo/gvfs,gicmo/gvfs