workingctx: have status method call super instead of customized code.
The old code is unneeded now that basectx has the ability to calculate the
status between two context objects.
Now, we use the objected oriented pattern called 'super'.
Greg Ward, author of the original bfiles extension
Na'Tosha Bard of Unity Technologies
Fog Creek Software
Special thanks to the University of Toronto and the UCOSP program