Improve Gerrit connector usability

[corebonts]

Although these fixes might work on their own, they touch the same file, that's why I created one pull request for all of them.

[codecov-commenter]

Codecov Report

Merging #222 into master will increase coverage by 1.79%. The diff coverage is 76.00%.

@@             Coverage Diff              @@
##             master     #222      +/-   ##
============================================
+ Coverage     73.25%   75.05%   +1.79%     
- Complexity      612      629      +17     
============================================
  Files           146      147       +1     
  Lines          1963     1984      +21     
  Branches        128      128              
============================================
+ Hits           1438     1489      +51     
+ Misses          468      436      -32     
- Partials         57       59       +2     

Impacted Files	Coverage Δ	Complexity Δ
.../sputnik/connector/gerrit/GerritFacadeBuilder.java	69.69% <64.28%> (+56.65%)	6.00 <2.00> (+4.00)
...l/touk/sputnik/connector/gerrit/GerritOptions.java	87.50% <87.50%> (ø)	5.00 <5.00> (?)
...a/pl/touk/sputnik/configuration/GeneralOption.java	98.46% <100.00%> (+0.04%)	3.00 <0.00> (ø)
...pl/touk/sputnik/connector/gerrit/GerritFacade.java	92.30% <100.00%> (+44.93%)	11.00 <0.00> (+3.00)
...ava/pl/touk/sputnik/connector/http/HttpHelper.java	88.88% <0.00%> (+3.70%)	11.00% <0.00%> (+1.00%)
src/main/java/pl/touk/sputnik/review/Review.java	67.50% <0.00%> (+5.00%)	15.00% <0.00%> (+3.00%)
.../touk/sputnik/connector/gerrit/GerritPatchset.java	80.00% <0.00%> (+20.00%)	4.00% <0.00%> (+1.00%)

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[codecov-io]

Codecov Report

Merging #222 (873547a) into master (b9482aa) will increase coverage by 2.66%. The diff coverage is 76.00%.

@@             Coverage Diff              @@
##             master     #222      +/-   ##
============================================
+ Coverage     72.38%   75.05%   +2.66%     
- Complexity      608      629      +21     
============================================
  Files           146      147       +1     
  Lines          1988     1984       -4     
  Branches        131      128       -3     
============================================
+ Hits           1439     1489      +50     
+ Misses          489      436      -53     
+ Partials         60       59       -1     

Impacted Files	Coverage Δ	Complexity Δ
.../sputnik/connector/gerrit/GerritFacadeBuilder.java	69.69% <64.28%> (+56.65%)	6.00 <2.00> (+4.00)
...l/touk/sputnik/connector/gerrit/GerritOptions.java	87.50% <87.50%> (ø)	5.00 <5.00> (?)
...a/pl/touk/sputnik/configuration/GeneralOption.java	98.46% <100.00%> (+0.04%)	3.00 <0.00> (ø)
...pl/touk/sputnik/connector/gerrit/GerritFacade.java	92.30% <100.00%> (+44.93%)	11.00 <0.00> (+3.00)
...l/touk/sputnik/processor/detekt/ResultBuilder.java	78.94% <0.00%> (-2.01%)	7.00% <0.00%> (-1.00%)
...touk/sputnik/processor/ktlint/KtlintProcessor.java	88.00% <0.00%> (-0.47%)	9.00% <0.00%> (ø%)
...k/sputnik/processor/ktlint/LintErrorConverter.java	100.00% <0.00%> (ø)	5.00% <0.00%> (ø%)
...touk/sputnik/processor/detekt/DetektProcessor.java	85.71% <0.00%> (+2.78%)	10.00% <0.00%> (-3.00%)	:arrow_up:
...ava/pl/touk/sputnik/connector/http/HttpHelper.java	88.88% <0.00%> (+3.70%)	11.00% <0.00%> (+1.00%)
... and 5 more

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[corebonts]

I will do the merge again as gerrit lib was upgraded on master.

[corebonts]

Recreated: https://github.com/TouK/sputnik/pull/230