logic: Fixed issues when indexing via CLI (issue #718)

* show proper error message in console when project configuration has issues
* quit when project configuration is wrong
* show indexing progress as self-updating percentage

src/lib/app/Application.cpp

@@ -467,6 +467,11 @@ void Application::refreshProject(RefreshMode refreshMode)
 	if (m_project && checkSharedMemory())
 	{
 		m_project->refresh(refreshMode, getDialogView(DialogView::UseCase::INDEXING));
+
+		if (!m_hasGUI && !m_project->isIndexing())
+		{
+			MessageQuitApplication().dispatch();
+		}
 	}
 }