vchoi_fork

[svn-r9648] Purpose:
bug fix

Description:
The irregular hyperslab span_tree implementation inside
H5S_hyper_add_span_element_helper updating the high bound of the span, but forget updating the number of element of the span.
New routine obtain_derived_datatype catches the bug.

Solution:
Updating the number of element of the span as well.


Platforms tested:
Linux 2.4 and AIX 5.1, both with parallel enabled.


Misc. update: