Make diktat consistent with own code style

[petertrr]

diktat-common and diktat-test-framework pass code style check

[codecov]

Codecov Report

Merging #404 into master will increase coverage by 0.04%.
The diff coverage is 82.64%.

@@             Coverage Diff              @@
##             master     #404      +/-   ##
============================================
+ Coverage     82.54%   82.59%   +0.04%     
  Complexity     1340     1340              
============================================
  Files            65       65              
  Lines          3249     3281      +32     
  Branches       1043     1049       +6     
============================================
+ Hits           2682     2710      +28     
  Misses          177      177              
- Partials        390      394       +4     

Flag	Coverage Δ	Complexity Δ
#unittests	82.59% <82.64%> (+0.04%)	1340.00 <53.00> (ø)

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Impacted Files	Coverage Δ	Complexity Δ
...n/kotlin/org/cqfn/diktat/common/cli/CliArgument.kt	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...tlin/org/cqfn/diktat/ruleset/constants/Warnings.kt	97.11% <ø> (ø)	9.00 <0.00> (ø)
.../ruleset/rules/BracesInConditionalsAndLoopsRule.kt	84.61% <57.14%> (-4.68%)	29.00 <1.00> (ø)
...set/rules/calculations/AccurateCalculationsRule.kt	78.37% <81.03%> (ø)	45.00 <34.00> (ø)
.../cqfn/diktat/ruleset/rules/BlockStructureBraces.kt	83.80% <90.90%> (+0.80%)	53.00 <8.00> (ø)
...ktat/ruleset/rules/ClassLikeStructuresOrderRule.kt	85.55% <91.66%> (+2.22%)	40.00 <0.00> (ø)
...fn/diktat/common/config/rules/RulesConfigReader.kt	35.71% <100.00%> (ø)	4.00 <1.00> (ø)
...cqfn/diktat/ruleset/rules/AnnotationNewLineRule.kt	90.47% <100.00%> (ø)	15.00 <6.00> (ø)
...n/diktat/ruleset/rules/AvoidNestedFunctionsRule.kt	91.42% <100.00%> (+1.77%)	12.00 <3.00> (ø)

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[orchestr7]

Lgtm, thank you so much. Any issues found?

[petertrr]

Lgtm, thank you so much. Any issues found?

Yes, I've opened #401, #405, #406, #407 during this and some issues for not bugs but ideas of improvements (#402, #403). And there are still a bunch of lint errors in diktat-rules..