3 major changes and several minor fixes.

- Error trap changed; trap code refactored to use UNWIND^ZU.
- Multibuilds stored in ^XTMP so we won't have to load them
  from the Filesystem every time we need to analyze them.
- Unit Tests moved out to A1AEK2MT.
Unit test routine.

- Moved UT's from A1AEK2M.
- Added tests to load all the patches from the OSEHRA VistA
  repo and mail them to Q-PATCH.