Fix a bug revealed by valgrind where pool memory was referenced after the pool had been cleared.  Thanks to Greg Hudson for explaining credential lifetimes.
Fix a bug revealed by valgrind where pool memory was referenced
after the pool had been cleared.  Thanks to Greg Hudson for
explaining credential lifetimes.

* subversion/libsvn_subr/auth.c (svn_auth_first_credentials): Allocate
  hash key from the auth baton pool.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion