GridSim Toolkit 4.2 beta is released

This is a beta release of GridSim version 4.2.
Changes or new functionalities included:
- incorporate the flow network functionality (done by James Broberg,
Univ. of Melbourne).

- incorporate the finite network buffer functionality (done by Agustin Caminero,
Universidad de Castilla La Mancha (UCLM), Spain).

- fix few bugs

Note that both the new network extensions are not properly tested against
the gridsim.datagrid package.

If you found any problems/issues with this release, please
email us on: gridsim-developers (at) lists.sourceforge.net

To unzip the release package, use winzip or 7z (www.7-zip.org).