Fully working version with a sample test set

Uses the SUM-of-cosine cost matrix, with gaussian approximation
regularization. Simply run the run_experiments.m and it will run over
these shows: ASOT 453,462 MAGIC ISLAND 98,112, TATW 364, 372. Parameters
have been preset yielding results mean=19.05, median=18.84 and track
accuracy thresholds 60s=98.1%   30s=74.8%   20s=60.8%   10s=39.1%
5s=22.2%   3s=14.8%    1s=9.8%