Backout the previous change:
(Fix for bug# 2040 - h5copy should fail gracefully for expected failure copying to non-exist nested group without -p option.)
Description:
Some failure occurred on talwit, so backout the changes and will put it
back after the fix.
(Fixed h5copy to fail gracefully when copying object to non-exist group without -p option. This is expected to be failed.
Merged from hdf5 trunk r19598.)