[FIX] Evaluation Results input validation#1954

Merged

janezd merged 9 commits intobiolab:masterfrom

ales-erjavec:fixes/evaluate-input-validation

Feb 3, 2017

Commits on Jan 24, 2017

owpredictions: Omit rows with missing targets (Eval. Results output)
ales-erjavec
committed
Results: Use `is not None` to check for data presence
ales-erjavec
committed
owconfusionmatrix: Fix an ValueError on empty results
ales-erjavec
committed