ui: Added custom tooltipping to code and graph (issue #195)

* Tooltips show node type with access specifier, reference count and fully qualified name
* Fields and global variables include the type name
* Methods and functinos show whole signature. Gets broken into multiple lines if too long.

Included changes:

* Upgraded to C++14
* fixed clang warnings
* Pass location of .srctrlprj file to build.sh script to load on launch
* Split off QtCodeField for showing highlighted and annotated code fom QtCodeArea
* removed TokenComponentSignature
* added TaskDecoratorDelay

bug id = 195

src/lib_gui/qt/view/graphElements/QtGraphEdge.h

@@ -64,6 +64,9 @@ protected:
 	virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent* event);
 
 private:
+	// used to send tooltip message on focusIn(), because both focus messages are filtered out if sent close together
+	static QtGraphEdge* s_focusedEdge;
+
 	// used to unfocus recent edge, because hover leave event is not always received for bezier edges
 	static QtGraphEdge* s_focusedBezierEdge;