ChangeLog, hold_inode.c, random_exercise.c:

ChangeLog, hold_inode.c, random_exercise.c:
  random_exercise.c: New file which feeds a lot of file creations and
  	deletions (while leaving the file descriptor open, and then closing
  	the file descriptor later).  This generates lots of fodder for the
  	orphan list code, as well as for the ext3 journal.
  hold_inode.c: New file which holds an inode or a directory open (for
  	testing orphan list code).
ChangeLog, run_e2fsck, expect.1, expect.2, image.gz, name, expect:
  run_e2fsck: Filter out JFS DEBUG messages when comparing e2fsck output.
  f_journal: New test case which checks out running the ext3 journal.
  f_orphan: New test case which checks clearing the list of orphan
  	inodes (files and directories).
  f_swapfs/expect: Update to reflect new debugfs format for dumping the
  	blocks of an inode.