fixed a small bug in dj.AutoPopulate: process_id and hostname were not logged. Also a few cosmetic changes.
continuation of previous commit.
continuation of previous commit
the jobs table now logs the primary key value. Kept backward compatible.
improved efficiency of dj.AutoPopulate
minor cleanup
fixed bug in dj.Table/addForeignKey
Support bigint [unsigned] in dj.BaseRelvar.insert().

64-bit integers have to be properly formatted as %d or %u when constructing the insert statement.