Show commands on error
Issue 56 refactoring to allow pluggable CandidateFilter, part 1
Consolidate I/O methods more. Avoid PrintWriter with system-dependent line breaks in output.
Make the simple eval classes runnable as programs
Refactor load test into separate runner
Optimization to avoid an array copy and loop for Wu / YTCupu
Access matrix in Commons Math directly for a nontrivial speedup
Add a message to several client error conditions
Parallelize AUC, P/R tests