mini-style cleanups and enable scalastyle as part of travis build

[holdenk]

No description provided.

[codecov]

Codecov Report

Merging #18 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #18   +/-   ##
=======================================
  Coverage   82.09%   82.09%           
=======================================
  Files           6        6           
  Lines         458      458           
  Branches       82       82           
=======================================
  Hits          376      376           
  Misses         82       82

Flag	Coverage Δ
#python	100% <ø> (ø)	⬆️
#scala	82.09% <100%> (ø)	⬆️

Impacted Files	Coverage Δ
...ngpandas/sparklingml/feature/LuceneAnalyzers.scala	100% <100%> (ø)	⬆️
...pandas/sparklingml/param/SharedParamsCodeGen.scala	100% <100%> (ø)	⬆️
...sparklingml/feature/LuceneAnalyzerGenerators.scala	100% <100%> (ø)	⬆️

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov]

Codecov Report

Merging #18 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #18   +/-   ##
=======================================
  Coverage   82.09%   82.09%           
=======================================
  Files           6        6           
  Lines         458      458           
  Branches       82       83    +1     
=======================================
  Hits          376      376           
  Misses         82       82

Flag	Coverage Δ
#python	100% <ø> (ø)	⬆️
#scala	82.09% <100%> (ø)	⬆️

Impacted Files	Coverage Δ
...arklingpandas/sparklingml/param/sharedParams.scala	10% <ø> (ø)	⬆️
...pandas/sparklingml/param/SharedParamsCodeGen.scala	100% <100%> (ø)	⬆️
...ngpandas/sparklingml/feature/LuceneAnalyzers.scala	100% <100%> (ø)	⬆️
...lingpandas/sparklingml/feature/LuceneHelpers.scala	100% <100%> (ø)	⬆️
...sparklingml/feature/LuceneAnalyzerGenerators.scala	100% <100%> (ø)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 627c8f2...c87da7c. Read the comment docs.