* Port agency performance tuning for many shards to devel.
* Add more IDs to LOG_TOPIC calls.
* Even more IDs for LOG_TOPIC.
* Fix a duplicate LOG_TOPIC ID.
* Fix an old merging bug in devel.
* Don't hesitate between phases one and two for small clusters.
- Schmutz now called "Maintenance" and completely implemented in C++
- Fix index locking bug in mmfiles
- Fix a bug in mmfiles with silent option and repsert
- Slightly increase supervision okperiod and graceperiod