Added group lock tests. Those are not built by default.

b=2094, b=3138, b=3335, b=3274, b=3293, b=2862, b=3147, b=2350, b=3313
b=3265, b=3315, b=3301, b=3325, b=3329, b=3125, b=3098

r=Robert

Update the regex of conf-sanity.sh test 13 to parse mds uuid from xml file properly.

Adding patch set for vanilla 2.6.5, had to port over one of the suse patched from bitkeeper for o_direct so that the suse patches would go in a little cleaner.

Assert when page->private isn't what we expect.

  many rpcs, but at least it works.
- also raise the graph a bit to account for lots more types of rpcs.
  need to get rid of a lot of the whitespace between bars..

b=3284, b=3285, b=3043, b=3236, revert liblustre group changes

- re-add cvs datestamp functionality (enabled by default), but allow it to be overridden by using the --disable-datestamp flag