Removed saveDecide method. CmdPath objects do not need them. It can be
easilly extracted from SET
Removed uglu exatc flag. CmdPath objects will always 'exactly' compare themselves.
SingleElementCmdPath.compare does not return anything. It updated only
SET if needed.
GenericCmdPath.compare and UniqueKeyCmdPath.compare does not return
anything.
Forgot that compare operates on lists rather that tuples.
Swapped Printer object with data.
Removed unused list.
Changed method name from purge to populateDEL
Added new OrderedCmdPath class. Moved compare method from GenericCmdPath
to OrderedCmdPath.
Added populateDEL method tests.
Moved search method into UniqueKeyCmdPath
Removed unnecesary code from tests.