LoginPanel: Tidy up
Post-debug cleanup
Merge branch 'master' of https://github.com/LeeCIT/LogicBox.git
Merge branch 'loginPanelNew'
LoginPanel: Changed Dialog messages to use the GUI class
GUI: Moved method from Dilogs to GUI
Removed redundant class
Merge branch 'master' into EditorPanelDev
Tools now name the changes they make in the history.  Easier to debug
HistoryManager: Changes now tagged with names
EditorController: Put actions into the controller itself
EditorFrame: Now indicates filename and modified status in title
EditorWorld: Added clear()
ToolContextual: Fixed drag being triggered when moving the camera
Removed Actions class and integrated it into EditorController
EditorCreator: Updated to use new action linking mechanism
Simulation: Added clear() method