teiidrhq-21: Property name change in Teiid (dynamic -> xml-deployment) caused NPE. Changed name in the plugin to match.
Merge pull request #11 from tejones/teiidrhq-21

teiidrhq-21
teiidrhq-20: The root path was not set correctly for updates. Corrected path.
Merge pull request #12 from tejones/teiidrhq-20

teiidrhq-20