Additional profiler test for plain code.
Additional comparison for plain code.
Changed from using packing to just using the namedtuple directly.

This resulted in a 28% improvement in speed.  The impact on memory has not been assessed.
Refactored out the COUNT of iterations.
Changed some identifiers and added some testing in PP version.
Implemented and completed first round Cython version! 3X speedup at least.
Cythonizer.  Added support for annotations (which is @#$@% amazing)
Cython file updates.   Timings below:

Unity          :   0.1249 s
Quantities     :    1.364 s
Pure Python    : 0.002027 s
Using cpython arrays.  New timings:

Unity          :   0.1058 s
Quantities     :    1.385 s
Pure Python    : 0.002257 s