PFW: Add test means

BZ: 12873

In order to test the parameter-framework, new means have been developped.
they consist in 2 distinct interfaces:
- Simulate platform behavior through command-line
- Simulate HW behavior through test-plugin performing R/W in file system.

Change-Id: I6efc9b5489155d9f334a72d7ed65324c3e52690f
Signed-off-by: Guillaume Denneulin <guillaumex.denneulin@intel.com>
Reviewed-on: http://android.intel.com:8080/35904
Reviewed-by: Barthes, FabienX <fabienx.barthes@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
3 files changed