LU-6215 client: handle dirty page cleanup api changes

LU-6215 client: handle dirty page cleanup api changes

In linux 4.0.0 the cancel_dirty_page function was replaced
by account_page_cleaned function. We handle this new case.

Change-Id: I956fa6b436bb2b01da0f9cbdfb2db707370e504e
Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-on: http://review.whamcloud.com/14669
Tested-by: Jenkins
Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-by: Thomas Stibor <t.stibor@gsi.de>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>