Getting stdev and max error
removed intercept flag
Debugging code
Restored to 3.9 accuracy from previous commit
Fixed bug with the ridgeRegression error estimates
10k users w/ 1000 occurance; big5 NEU avg error=0.8; Age avg error=9.7 years
50k users w/ 5000 occurance; big5 NEU avg error=0.65; Age avg error=7.3 years