* squealer/db_mgr.py:
    * squealer/event.py:
        - Added to allow Squealer read events from a DB.

    * shared/data/creation.sql:
    * shared/data/detras.db:
    * shared/modules/defs.py:
    * squealer/Makefile.am:
    * squealer/events_reader.py:
    * squealer/main.py:
    * squealer/register.py:
    * squealer/squealer.in:
    * tempusfugit/tf-application.c:
    * tempusfugit/tf-db-mgr.c.in:
    * tempusfugit/tf-db-mgr.h:
    * tempusfugit/tf-event-session.h:
    * tempusfugit/tf-observer.c:
    * tempusfugit/tf-register-db.c:
    * tempusfugit/tf-register-xml.c:
        - Modifications to read and send events from a DB.
        - Fixed bugs #725726 and #529633.
        - Some corrections and improvements.