Improved Pyreason Speed and tests included

[BAF1927]

For this tests, the implementation consistently produced identical observable outputs and scaled substantially better as number of nodes inferred by the rule increased. Median speedup rose from 1.37× at 100 people to 6.10× at 2,000 people

Test Results:

Test Size (People)	Original	Optimized	Speedup
100	0.232 s	0.169 s	1.37×
500	2.320 s	1.164 s	1.99×
1,000	9.282 s	3.660 s	2.54×
2,000	37.127 s	6.089 s	6.10×