Update rubocop to 0.52

.rubocop.yml

@@ -1,17 +1,22 @@
 # Inherit style from another configuration
 inherit_from: .rubocop_todo.yml
 
-ClassLength:
+# require:
+#  - rubocop-rails
+#  - rubocop-rspec
+
+Metrics/ClassLength:
   Exclude:
     - app/models/ability.rb
 
-ModuleLength:
+Metrics/ModuleLength:
   Exclude:
     - app/helpers/application_helper.rb
 
 # Apply rule to all cops
 AllCops:
-  TargetRubyVersion: 1.9
+  NewCops: enable
+  TargetRubyVersion: 2.4
   Include:
     - '**/Rakefile'
     - '**/config.ru'
@@ -21,207 +26,3 @@ AllCops:
     - 'bundle/**/*'
     - 'config/**/*'
     - 'bin/*'
-
-Bundler/OrderedGems:
-  Enabled: true
-
-Layout/AlignArray:
-  Enabled: true
-
-Layout/AlignHash:
-  Enabled: true
-
-Layout/AlignParameters:
-  Enabled: true
-
-Layout/BlockEndNewline:
-  Enabled: true
-
-Layout/CommentIndentation:
-  Enabled: true
-
-Layout/ElseAlignment:
-  Enabled: true
-
-Layout/EmptyLineAfterMagicComment:
-  Enabled: true
-
-Layout/EmptyLineBetweenDefs:
-  Enabled: true
-
-Layout/EmptyLinesAroundClassBody:
-  Enabled: true
-
-Layout/LeadingCommentSpace:
-  Enabled: true
-
-Layout/SpaceInsideBlockBraces:
-  Enabled: true
-
-Layout/SpaceInsideHashLiteralBraces:
-  Enabled: true
-
-Style/FrozenStringLiteralComment:
-  Enabled: true
-
-Style/StringLiterals:
-  Enabled: true
-
-Layout/EmptyLinesAroundBlockBody:
-  Enabled: true
-
-Layout/EmptyLinesAroundModuleBody:
-  Enabled: true
-
-Layout/ExtraSpacing:
-  Enabled: true
-
-Layout/FirstParameterIndentation:
-  Enabled: true
-
-Layout/IndentArray:
-  Enabled: true
-
-Layout/IndentHash:
-  Enabled: true
-
-Layout/IndentationWidth:
-  Enabled: true
-
-Layout/MultilineArrayBraceLayout:
-  Enabled: true
-
-Layout/MultilineBlockLayout:
-  Enabled: true
-
-Layout/MultilineHashBraceLayout:
-  Enabled: true
-
-Layout/MultilineMethodCallBraceLayout:
-  Enabled: true
-
-Layout/MultilineOperationIndentation:
-  Enabled: true
-
-Layout/SpaceAfterComma:
-  Enabled: true
-
-Layout/SpaceAroundEqualsInParameterDefault:
-  Enabled: true
-
-Layout/SpaceAroundOperators:
-  Enabled: true
-
-Layout/SpaceBeforeBlockBraces:
-  Enabled: true
-
-Layout/SpaceInsideBrackets:
-  Enabled: true
-
-Layout/SpaceInsideParens:
-  Enabled: true
-
-Layout/Tab:
-  Enabled: true
-
-Layout/TrailingBlankLines:
-  Enabled: true
-
-Layout/TrailingWhitespace:
-  Enabled: true
-
-Lint/DeprecatedClassMethods:
-  Enabled: true
-
-Lint/EndAlignment:
-  Enabled: true
-
-Lint/UnusedBlockArgument:
-  Enabled: true
-
-Lint/UnusedMethodArgument:
-  Enabled: true
-
-Style/AndOr:
-  Enabled: true
-
-Style/BarePercentLiterals:
-  Enabled: true
-
-Style/BlockDelimiters:
-  Enabled: true
-
-Style/ClassCheck:
-  Enabled: true
-
-Style/ColonMethodCall:
-  Enabled: true
-
-Style/ConditionalAssignment:
-  Enabled: true
-
-Style/EmptyElse:
-  Enabled: true
-
-Style/HashSyntax:
-  Enabled: true
-
-Style/IfUnlessModifier:
-  Enabled: true
-
-Style/InverseMethods:
-  Enabled: true
-
-Style/MutableConstant:
-  Enabled: true
-
-Style/NegatedIf:
-  Enabled: true
-
-Style/Not:
-  Enabled: true
-
-Style/NumericPredicate:
-  Enabled: true
-
-Style/PercentLiteralDelimiters:
-  Enabled: true
-
-Style/PreferredHashMethods:
-  Enabled: true
-
-Style/Proc:
-  Enabled: true
-
-Style/RedundantBegin:
-  Enabled: true
-
-Style/RedundantSelf:
-  Enabled: true
-
-Style/RescueModifier:
-  Enabled: true
-
-Style/SafeNavigation:
-  Enabled: true
-
-Style/SingleLineMethods:
-  Enabled: true
-
-Style/SymbolProc:
-  Enabled: true
-
-Style/TrailingCommaInLiteral:
-  Enabled: true
-
-Lint/EndAlignment:
-  Enabled: true
-
-Style/NumericPredicate:
-  Enabled: true
-
-Style/SpecialGlobalVars:
-  Enabled: true
-
-Style/SymbolArray:
-  Enabled: true