logic: rewrote messages handling token activation for correct restoring on undo

* saving search query to undo stack with MessageSearch
* saving node and edge with name to undo stack with MessageActivateNode and MessageActivateEdge
* added FeatureController that handels distribution of MessageActivateTokens
* clearing views when refreshing or changing project
* clearing undo stack when changing project
* added StorageCache derived from StorageAccessProxy

src/lib/component/ComponentManager.h

@@ -4,9 +4,6 @@
 #include <memory>
 #include <vector>
 
-#include "utility/messaging/MessageListener.h"
-#include "utility/messaging/type/MessageRefresh.h"
-
 #include "component/Component.h"
 #include "component/ComponentFactory.h"
 
@@ -17,7 +14,6 @@ class ViewFactory;
 class ViewLayout;
 
 class ComponentManager
-	: public MessageListener<MessageRefresh>
 {
 public:
 	static std::shared_ptr<ComponentManager> create(ViewFactory* viewFactory, StorageAccess* graphAccess);
@@ -26,12 +22,12 @@ public:
 
 	void setup(ViewLayout* viewLayout);
 
+	void refreshViews();
+
 private:
 	ComponentManager();
 	ComponentManager(const ComponentManager&);
 
-	void handleMessage(MessageRefresh* message);
-
 	std::shared_ptr<ComponentFactory> m_componentFactory;
 
 	std::vector<std::shared_ptr<CompositeView>> m_compositeViews;