vchoi_fork

[svn-r11576] Purpose:
Adding comments and code clean-up for code that tests collective irregular selection

Description:
For better maintenance in the future, Add comments to list the number for
(start,count,block,stride) for irregular selection for effective testing
collective chunk IO feature development in the future.

Solution:

Platforms tested:
Linux 2.4(heping), mostly comments, no need to test on other platforms.



Misc. update: