edit-node: shown correct info for files ovirt-node-plugin-xxx and delta-manifest-rpm/srpm/file.txt

Previously after install some plugin, shown error info for file
"ovirt-node-plugin-xxx" and null info for these files "delta-manifest
-rpm/srpm/file.txt"

Now shown correct info for them.

This also adds in missing manifest-{deps,owns}

Change-Id: I4b23ef7bd3dd0af29ed4e39f02a614571edf3039
Signed-off-by: hadong <hadong0720@gmail.com>
Signed-off-by: Joey Boggs <jboggs@redhat.com>