Remove Cask’s RuboCop configuration.

Library/.rubocop.yml

@@ -1,5 +1,7 @@
 AllCops:
   TargetRubyVersion: 2.0
+  Exclude:
+    - '**/Casks/**/*'
 
 Metrics/AbcSize:
   Enabled: false

Library/Homebrew/.rubocop.yml

@@ -6,7 +6,7 @@ AllCops:
   Include:
     - '**/.simplecov'
   Exclude:
-    - 'cask/**/*'
+    - '**/Casks/**/*'
     - '**/vendor/**/*'
 
 # so many of these in formulae but none in here

Library/Homebrew/cask/.rubocop.yml

@@ -1,131 +0,0 @@
-AllCops:
-  TargetRubyVersion: 2.0
-  Exclude:
-    - '**/.simplecov'
-    - '**/Casks/**/*'
-    - '**/vendor/**/*'
-
-Metrics/AbcSize:
-  Enabled: false
-
-Metrics/ClassLength:
-  Enabled: false
-
-Metrics/CyclomaticComplexity:
-  Enabled: false
-
-Metrics/LineLength:
-  Enabled: false
-
-Metrics/MethodLength:
-  Enabled: false
-
-Metrics/ModuleLength:
-  CountComments: false
-  Exclude:
-    - 'lib/hbc/locations.rb'
-    - 'lib/hbc/macos.rb'
-    - 'lib/hbc/utils.rb'
-
-Metrics/PerceivedComplexity:
-  Enabled: false
-
-Style/AlignHash:
-  EnforcedHashRocketStyle: table
-  EnforcedColonStyle: table
-
-Style/BarePercentLiterals:
-  EnforcedStyle: percent_q
-
-Style/BlockDelimiters:
-  EnforcedStyle: semantic
-  FunctionalMethods:
-    - expect
-    - let
-    - let!
-    - subject
-    - watch
-    - inject
-    - map
-    - map!
-    - collect
-    - collect!
-    - reject
-    - reject!
-    - delete_if
-    - with_object
-  ProceduralMethods:
-    - after
-    - at_exit
-    - before
-    - benchmark
-    - bm
-    - bmbm
-    - capture_io
-    - capture_output
-    - capture_subprocess_io
-    - chdir
-    - context
-    - create
-    - define_method
-    - define_singleton_method
-    - each_with_object
-    - fork
-    - measure
-    - new
-    - open
-    - realtime
-    - shutup
-    - tap
-    - each
-    - reverse_each
-  IgnoredMethods:
-    - it
-    - its
-    - lambda
-    - proc
-
-Style/ClassAndModuleChildren:
-  EnforcedStyle: nested
-
-Style/Documentation:
-  Enabled: false
-
-Style/FileName:
-  Regex: !ruby/regexp /^((([\dA-Z]+|[\da-z]+)(_([\dA-Z]+|[\da-z]+))*|(\-\-)?([\dA-Z]+|[\da-z]+)(-([\dA-Z]+|[\da-z]+))*))(\.rb)?$/
-
-Style/HashSyntax:
-  EnforcedStyle: ruby19_no_mixed_keys
-
-Style/IndentArray:
-  EnforcedStyle: align_brackets
-
-Style/IndentHash:
-  EnforcedStyle: align_braces
-
-Style/PercentLiteralDelimiters:
-  PreferredDelimiters:
-    '%':  '{}'
-    '%i': '{}'
-    '%q': '{}'
-    '%Q': '{}'
-    '%r': '{}'
-    '%s': '()'
-    '%w': '[]'
-    '%W': '[]'
-    '%x': '()'
-
-Style/RaiseArgs:
-  EnforcedStyle: exploded
-
-Style/RegexpLiteral:
-  EnforcedStyle: percent_r
-
-Style/StringLiterals:
-  EnforcedStyle: double_quotes
-
-Style/StringLiteralsInInterpolation:
-  EnforcedStyle: double_quotes
-
-Style/TrailingCommaInLiteral:
-  EnforcedStyleForMultiline: comma