PFW: Dynamic parameter access

BZ: 13272

Added dynamic parameter setting / getting interface for hosting platforms
This new API allows:
	- getting any parameter
	- setting any parameter as long as it is rogue (attached to no domains)
Passed parameter values are in the form of strings.

Change-Id: I01a34597fcb4dafb225519cbc01dfffb22b5d52a
Signed-off-by: Patrick Benavoli <patrickx.benavoli@intel.com>
Reviewed-on: http://android.intel.com:8080/22629
Reviewed-by: Centelles, Sylvain <sylvain.centelles@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
Reviewed-on: http://android.intel.com:8080/26781
Reviewed-by: Barthes, FabienX <fabienx.barthes@intel.com>
diff --git a/parameter/ConfigurableElement.cpp b/parameter/ConfigurableElement.cpp
index f439ebf..b11b84f 100644
--- a/parameter/ConfigurableElement.cpp
+++ b/parameter/ConfigurableElement.cpp
@@ -353,6 +353,12 @@
     }
 }
 
+// Belonging to no domains
+bool CConfigurableElement::isRogue() const
+{
+    return !getBelongingDomainCount();
+}
+
 // Footprint as string
 string CConfigurableElement::getFootprintAsString() const
 {