PFW: Display warning messages to help user

BZ: 54512

Display a warning message when a configuration cannot be applied because
the TuningMode is on, in order to help user to identify potential issues.
Display a warning message when a criterion change doesn't lead to a
configuration application (a check is performed each time a criterion
is changed).

Change-Id: Id872655c92770d1f6f1b01b20db2fde3db826ceb
Signed-off-by: Frédéric Boisnard <fredericx.boisnard@intel.com>
Reviewed-on: http://android.intel.com:8080/63845
Reviewed-by: Rocard, KevinX <kevinx.rocard@intel.com>
Reviewed-by: De Chivre, Renaud <renaud.de.chivre@intel.com>
Reviewed-by: Denneulin, Guillaume <guillaume.denneulin@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
diff --git a/parameter/ParameterMgr.cpp b/parameter/ParameterMgr.cpp
index 9f1d160..14a5b4b 100644
--- a/parameter/ParameterMgr.cpp
+++ b/parameter/ParameterMgr.cpp
@@ -1,4 +1,4 @@
-/* 
+/*
  * INTEL CONFIDENTIAL
  * Copyright © 2011 Intel 
  * Corporation All Rights Reserved.
@@ -576,6 +576,13 @@
 
             return false;
         }
+
+        // Reset the modified status of the current criteria to indicate that a new configuration has been applied
+        getSelectionCriteria()->resetModifiedStatus();
+
+    } else {
+
+        log("Warning: Configurations were not applied because the TuningMode is on");
     }
 
     return true;