Graphic: Now serialisable
GraphicComActive: Added serialiser version
GraphicGen: made abstract
GraphicPinMapping: made serializable
EditorWorld: Made serialisable
Drawable: Comments
EditorComponent: Serialisation stuff
VecPath: Noting serialisation problems
Gfx: drawRegionRounded() updated to drawBboxRounded()
ToolContextual: More features completed
Real-time drawing of selections, transparent rect, etc
ToolManager: Removed redundant class references
Removed now-redundant ToolDragger and ToolSelector classes
Selection: Removed redundant code
ToolManager: Removed useless code
LogicLevel: Used more readable name isPositiveEdge()