Fix potential null issue.
Make Raven errors *slightly* less gnostic and less likely to be lost.
Comment out the hacking in of the provenance support
Corrected bundle filename
Remove one more lump of patching
Fix one spot.
D'uh!
Added flag.
Squelch sub-project no longer needed and commented out bits.
Adjust message and threshold
Make URIs in output descriptors correctly.
Tweaking how Derby logs
Trying to measure and reduce the performance problems in the DB.
Added a bit more sanity checking to the cache.
Less hokey cache management.
Fix some minor bugs
Reduce the database contention by not holding the lock when we're doing
the back-end fetch.
Allow turning off a workflow run's provenance generation. Not yet
surfaced as a controllable option.
Expose to users.
Expose the administrative partsc (except cosmetically).