vchoi_fork

[svn-r2632] Purpose:
	Bug
Description:
	The testh5toh4 was removing all .h5 files from the testfiles
	directory, however, with the addition of testh4toh5, we need some
	.h5 files in there.
Solution:
	Changed the scripts so that an output directory is created for
	all of the processed files. This is removed after the test is
	finished.
Platforms tested:
	Linux