Clarify licensing
Don't process short fields
Correct fgrep run and classifier name
Remove values <1e-5

This kept classification metrics the same, while improving
startup time and memory size.

Precision: .94520547945205479452
Recall: .86250000000000000000
Specificity: .97385620915032679738
Accuracy: .93562231759656652360
MCC: .85617111740793539249
Remove values with probability < 1e-4

This kept classification metrics the same, while further improving
startup time and memory size.