E&S CVS Commit: Trellis - Improved commit/abort/undo logic, add dirty() method to allow

[pje at eby-sarna.com]

Author: pje
Date: Fri Nov 23 12:55:55 2007
New Revision: 2431

URL: http://svn.eby-sarna.com?rev=2431&view=rev
Log:
Improved commit/abort/undo logic, add dirty() method to allow
listeners to skip being scheduled.  (Also, schedule listeners
immediately when changed() is called outside of run().)

Modified:
    Trellis/STM-Observer.txt
    Trellis/peak/events/stm.py
    Trellis/test_trellis.py