src: Various fixes from testing

* fixed deleted project could still be selected in the recent project menu
* fixed project file not loaded when declining for reload
* fixed main in tutorial description not clickable
* fixed clang warnings
* fixed commands not showing up in autocompletion
* fixed classes were expanded when activating aggregation
* fixed crash when messagelisteners tried to unregister after messagequeue was destructed

src/lib/component/controller/CodeController.cpp

@@ -606,7 +606,7 @@ std::vector<std::string> CodeController::getProjectDescription(TokenLocationFile
 
 	// todo fixme: this split currently prevents the next step from recognizing multi level name hierarchies.
 	std::vector<std::string> lines = utility::splitToVector(description, "\\n");
-	size_t startLineNumber = 4;
+	size_t startLineNumber = 2;
 
 	for (size_t i = 0; i < lines.size(); i++)
 	{

src/lib/component/controller/GraphController.cpp

@@ -358,6 +358,7 @@ void GraphController::setActiveAndVisibility(const std::vector<Id>& activeTokenI
 		if (find(activeTokenIds.begin(), activeTokenIds.end(), edge.data->getId()) != activeTokenIds.end())
 		{
 			edge.active = true;
+			noActive = false;
 		}
 
 		DummyNode* from = findDummyNodeRecursive(m_dummyNodes, edge.ownerId);