LU-3561 tests: HSM sanity test suite

Add sanity-hsm.sh. It is a suite of tests used to validate
HSM features.

Signed-off-by: JC Lafoucriere <jacques-charles.lafoucriere@cea.fr>
Signed-off-by: Aurelien Degremont <aurelien.degremont@cea.fr>
Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Signed-off-by: Jian Yu <jian.yu@intel.com>
Change-Id: I0b88d68806158741e35ac16b124e7aff54581b40
Reviewed-on: http://review.whamcloud.com/6913
Tested-by: Hudson
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>