LU-5783 o2iblnd: Add Fast Reg memory registration support

LU-5783 o2iblnd: Add Fast Reg memory registration support

FMR is deprecated and it not supported by the mlx5 driver.
This patch add memory management extensions support as
backup of FMR.

Change-Id: I58f01aac3cbef0edc0934d75bcf13888f84beb0d
Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-on: http://review.whamcloud.com/17606
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
Tested-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-by: Doug Oucharek <doug.s.oucharek@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>