Convert enwiki.bullshitparams to the distributor concept and schedule it via SGE.
Name jobs properly.

Initially, all jobs were named "dbreps" as this was the script's name.
This also meant that qcronsub didn't start any report if any other
report was already running :-(.
Disable debug output.
Add docstring.
Close cursor.
Fix cast of number column.
Convert enwiki.tickersinleads to the distributor concept.
Convert enwiki.unsourcedblps to the distributor concept.
Schedule some more jobs via SGE.
Convert enwiki.potenshbdps1 to the distributor concept.
Convert enwiki.olddeletiondiscussions to the distributor concept.
Implement a crude blacklist to avoid userboxes