Added ButtTargetable interface
Added ToolboxButtonSplit class
ToolboxButtonGraphic: Import cleanup
Added JSplitButton jar
Removed tmp files
ToolboxButtonCom: Made makeGraphic() protected
ToolboxButton: Now compatible with ButtTargetable interface
ToolboxCategoryPanel: Now operates in terms of ButtTargetable
Toolbox: Can now create various permutations of multi-input devices
GraphicGen: Refactor
Simulation: Removed redundant code
Gates: Name now includes the number of input pins
Bbox2: Added copy()