Update Kepler to work with Version 4.0 of Ptolemy
Currently Kepler is based on Ptolemy version 3.02. Version 4.0 Beta has been
released and the actual 4.0 release in reportedly near. We need to update Kepler
to use Ptolemy4, especially since version 4 has a number of improved features.
[A CVS branch starting this has already been started by Ilkay and Efrat from SDSC.]