- write/read command history for registry interface
- cut/paste for reg interface
- cache gen'd profiles for classes.. speed startup... only pruning.
- implement filemonitor for profile/class reloading
- marshall/unmarshall binary element contents
- direct=true should be default

registry
- add check from TypeImpl when field type is Type and use that.  Good guess
  and aids round trippyness

- add monitor to files of classes in mapping, regenerate on change, or mark for regeneration on restart (move file to stale, perhaps).
  eclipse plugin per project monitor