logic: use wstring in symbol and bookmark names

* use wstring in symbol and bookmark names
* fixed setting apppath in windows includes
* regard utf8 encoding in shared indexer commands
* regard utf8 encoding in shared indexer status

src/lib/data/graph/Token.h

@@ -30,7 +30,7 @@ public:
 	std::shared_ptr<ComponentType> removeComponent();
 
 	// Logging.
-	virtual std::string getReadableTypeString() const = 0;
+	virtual std::wstring getReadableTypeString() const = 0;
 
 protected:
 	Token(const Token& other);