snapshot refactor
activity import refactor
activity import iterator
merge: update of basedriver.fieldmap to new "what" field property struct; removal of old basesql delta code (activity/history)
add _mtime_field to warehouse data struct; fix last_known_mtime
activity import - split
fix debug output on tornado < 3 error
Merge branch 'master' into history
activity import adapted to new fieldmap
field mtime is stored in metrique.etl_activity now; mongodb_config memoizes collections
merge max thread default update
activity import refactoring
fixed conflicts