Now first writing out log, then continuing with the WF

  Fixed conditions when TCL callbacks fail.
  Now there is a message to the SysAdmin plus the WF continues
  to the next transition

  causes an error

  Added fix for PostgreSQL 9.2 compatibility

  replaced "export_form_vars" with "export_vars"

- replaces ad_export_vars with export_vars

- Added workflow updates in order to eliminate
  "modify" as the first transition in a WF

  - Fixed notification issues
  - Cleaned up PL/SQL code to use $$ quoting