hdf5_ep

[svn-r9748] Purpose:
Update.

Description:
Update HDF5 windows project settings and testing batch files to catch up recent updates on Unix.

Solution:
1. Add toolslib to the dependency of h5dumptst project. (as h5tools_can_encode() is used).
2. Add link to szlibdll.lib for dsetsdll project. (as SZ_encoder_enabled() is used).
3. Update dumptest.bat.

Platforms tested:
Visual C++ 6.0 on Windows XP/2000.
.NET on Windows XP.
(Tested with SZIP-with-encoder and SZIP-without-encoder).

Misc. update: