Nicer output

[dgageot]

Produce a nicer, more compact, easier to read output

[codecov-io]

Codecov Report

Merging #1745 into master will increase coverage by 0.01%.
The diff coverage is 52.94%.

@@            Coverage Diff             @@
##           master    #1745      +/-   ##
==========================================
+ Coverage   47.35%   47.37%   +0.01%     
==========================================
  Files         126      126              
  Lines        6179     6187       +8     
==========================================
+ Hits         2926     2931       +5     
- Misses       2955     2956       +1     
- Partials      298      300       +2

Impacted Files	Coverage Δ
cmd/skaffold/app/cmd/build.go	0% <0%> (ø)	⬆️
pkg/skaffold/runner/runner.go	60.84% <100%> (+0.56%)	⬆️
pkg/skaffold/build/cache.go	53.77% <50%> (-0.08%)	⬇️

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