Log Message:
Update dejagnu to 1.4.4.

Changes from 1.4.3 include:
1. New XML output option, so test results can be loaded into a database.
2. Support for the KFAIL/KPASS (known failures).
6. BlueGnu has been removed from the contrib directory.
7. The contrib/test* scipts were bitrotten and have been removed.  If
   you still want copies of these, they can be found in the previous
   DejaGnu release.
8. i960glue.c has been removed.