Fixed a bug that pdf file name can't be got.
Change the return type from kar to the namespace.
Merge 1.9.2 changes back into the trunk
use @class attribute for path queries rather than @name
sort workflow run results by:-date executed (desc)-tpc name (asc)
Beef up search. Change pdf report element name.
Beef up comments
Updates primarily for final workflow and run xml metadata design
Added tpc workflow search and browse capabilities