fix(axparameter): Don't parse parameter name in the callback

The problem is that parameter_changed function proceeds with parsing
of the parameter name expecting it has format like:
"root.axparameter.IsCustomized". But the callback was registered to
track "IsCustomized".

Closes #440

Author: lucky-rydar

axparameter/app/axparameter.c

@@ -156,8 +156,7 @@ static gboolean monitor_parameters(void* msg_void_ptr) {
 // This function is registered as a callback using ax_parameter_register_callback().
 // It must not call any ax_parameter_* functions, since that would cause a deadlock.
 static void parameter_changed(const gchar* name, const gchar* value, gpointer handle_void_ptr) {
-    const char* name_without_qualifiers = &name[strlen("root." APP_NAME ".")];
-    syslog(LOG_INFO, "%s was changed to '%s' just now", name_without_qualifiers, value);
+    syslog(LOG_INFO, "%s was changed to '%s' just now", name, value);
 
     // Schedule a call in one second to a function that is allowed to use ax_parameter_* functions.
     // The strings must be copied, since they are owned by the AXParameter library.