LU-245 too many default ACLs break directory access on new directories

LU-245 too many default ACLs break directory access on new directories

The attached patch was a result of the discussion with Andreas Dilger
on lustre discuss starting here:
http://lists.lustre.org/pipermail/lustre-discuss/2010-May/013177.html

Change-Id: I0f66d3587d25f0c9c3862498326a2c26acc57b3e
Bugzilla: 22820
Signed-off-by: Bobi Jam <bobijam@whamcloud.com>
Reviewed-on: http://review.whamcloud.com/471
Tested-by: Hudson
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: Johann Lombardi <johann@whamcloud.com>
Reviewed-by: Lai Siyao <laisiyao@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>