data cutter logging

[AdamChit]

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[codecov[bot]]

Codecov Report

Merging #434 into master will decrease coverage by 35.35%. The diff coverage is 100%.

@@             Coverage Diff             @@
##           master     #434       +/-   ##
===========================================
- Coverage   86.93%   51.57%   -35.36%     
===========================================
  Files         337      337               
  Lines       11096    11100        +4     
  Branches      362      600      +238     
===========================================
- Hits         9646     5725     -3921     
- Misses       1450     5375     +3925

Impacted Files	Coverage Δ
...salesforce/op/stages/impl/tuning/OpValidator.scala	79.72% <ø> (-14.87%)	:arrow_down:
.../salesforce/op/stages/impl/tuning/DataCutter.scala	90.09% <100%> (-7.14%)	:arrow_down:
...orce/op/stages/impl/tuning/OpCrossValidation.scala	80% <100%> (-17.96%)	:arrow_down:
...sforce/op/stages/base/binary/BinaryEstimator.scala	0% <0%> (-100%)	:arrow_down:
...la/com/salesforce/op/aggregators/Geolocation.scala	0% <0%> (-100%)	:arrow_down:
...ala/com/salesforce/op/testkit/InfiniteStream.scala	0% <0%> (-100%)	:arrow_down:
.../scala/com/salesforce/op/test/FeatureAsserts.scala	0% <0%> (-100%)	:arrow_down:
...la/com/salesforce/op/utils/io/avro/AvroInOut.scala	0% <0%> (-100%)	:arrow_down:
.../salesforce/op/aggregators/FeatureAggregator.scala	0% <0%> (-100%)	:arrow_down:
...cala/com/salesforce/op/features/types/OPList.scala	0% <0%> (-100%)	:arrow_down:
... and 176 more

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[gerashegalov]

I assume we don't need this anymore, feel free to reopen @AdamChit if needed