BUG : HasUserValue is not set in CommandLine and QT.

Code/Wrappers/CommandLine/otbWrapperCommandLineLauncher.cxx

@@ -320,6 +320,7 @@ CommandLineLauncher::LoadParameters()
       
     const bool paramExists( m_Parser->IsAttributExists( std::string("--").append(paramKey), m_Expression )  );
     const bool hasValue = m_Application->HasValue( paramKey );
+    param->SetUserValue(true);
     // Check if mandatory parameter are present and have value
     if( param->GetMandatory() == true )
       {

Code/Wrappers/QtWidget/otbWrapperQtWidgetStringParameter.cxx

@@ -57,7 +57,7 @@ void QtWidgetStringParameter::DoCreateWidget()
 void QtWidgetStringParameter::SetValue(const QString& value)
 {
   m_StringParam->SetValue(value.toStdString());
-
+  m_StringParam->SetUserValue(true);
   QString key( QString::fromStdString(m_StringParam->GetKey()) );
   emit ParameterChanged(key);
 }