- halves calls to sqlite3 db which alleviates the I/O bottleneck a bit
- 92.5% boost in registration capacity (from 13.796 regs/sec to 26.557 regs/sec on control system)
git-svn-id: http://wush.net/svn/range/software/public/subscriberRegistry/trunk@6499 19bc5d8c-e614-43d4-8b26-e1612bc8e597