Fix formatting + rules

[nvuillam]

• When formatting, always run some custom npm-groovy-lint fix rules not corresponding to CodeNarc violations
• Return CodeNarc and Groovy versions when --version options is called
• Fixes
  • Lost indentation when applying some fix rules
• Updated fix rules:
  • IndentationClosingBraces
  • IndentationComments
  • SpaceAfterCatch
  • SpaceAfterIf
• New fix rules:
  • ClassEndsWithBlankLine
  • ClassStartsWithNewLine
  • SpaceAfterFor
  • SpaceAfterSwitch

[codecov-io]

Codecov Report

Merging #20 into master will increase coverage by 0.28%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #20      +/-   ##
==========================================
+ Coverage   92.81%   93.09%   +0.28%     
==========================================
  Files          43       47       +4     
  Lines        1224     1274      +50     
==========================================
+ Hits         1136     1186      +50     
  Misses         88       88              

Impacted Files	Coverage Δ
src/codenarc-factory.js	97.10% <100.00%> (+0.03%)	⬆️
src/config.js	77.22% <100.00%> (+0.22%)	⬆️
src/groovy-lint-fix.js	99.27% <100.00%> (+0.05%)	⬆️
src/groovy-lint-rules.js	95.45% <100.00%> (+0.45%)	⬆️
src/groovy-lint.js	96.31% <100.00%> (+0.20%)	⬆️
src/rules/ClassEndsWithBlankLine.js	100.00% <100.00%> (ø)
src/rules/ClassStartsWithBlankLine.js	100.00% <100.00%> (ø)
src/rules/IndentationClosingBraces.js	100.00% <100.00%> (ø)
src/rules/IndentationComments.js	100.00% <100.00%> (ø)
src/rules/SpaceAfterCatch.js	100.00% <100.00%> (ø)
... and 8 more

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