Add a rubocop config file to control cops' execution in audit and style

Library/.auditcops.yml

+inherit_from:
+  - ./.rubocop.yml
+
+NewFormulaAudit:
+  Enabled: true

Library/.rubocop.yml

@@ -6,47 +6,14 @@ AllCops:
 
 require: ./Homebrew/rubocops.rb
 
-FormulaAudit/Text:
+FormulaAudit:
   Enabled: true
 
-FormulaAudit/Caveats:
+FormulaAuditStrict:
   Enabled: true
 
-FormulaAudit/Checksum:
-  Enabled: true
-
-FormulaAudit/ChecksumCase:
-  Enabled: true
-
-FormulaAudit/Conflicts:
-  Enabled: true
-
-FormulaAudit/Options:
-  Enabled: true
-
-FormulaAuditStrict/Options:
-  Enabled: true
-
-NewFormulaAudit/Options:
-  Enabled: true 
-
-FormulaAuditStrict/BottleBlock:
-  Enabled: true
-
-FormulaAuditStrict/Desc:
-  Enabled: true
-
-FormulaAuditStrict/ComponentsOrder:
-  Enabled: true
-
-FormulaAuditStrict/ComponentsRedundancy:
-  Enabled: true
-
-FormulaAudit/Homepage:
-  Enabled: true
-
-FormulaAudit/LegacyPatches:
-  Enabled: true
+NewFormulaAudit:
+  Enabled: false
 
 # `system` is a special case and aligns on second argument
 Layout/AlignParameters:

Library/Homebrew/cmd/style.rb

@@ -109,7 +109,7 @@ module Homebrew
       args << "--config" << HOMEBREW_LIBRARY_PATH/".rubocop.yml"
       args << HOMEBREW_LIBRARY_PATH
     else
-      args << "--config" << HOMEBREW_LIBRARY/".rubocop.yml"
+      args << "--config" << HOMEBREW_LIBRARY/".auditcops.yml"
       args += files
     end
 

Library/Homebrew/test/cmd/style_spec.rb

@@ -4,12 +4,12 @@ describe "brew style" do
   around(:each) do |example|
     begin
       FileUtils.ln_s HOMEBREW_LIBRARY_PATH, HOMEBREW_LIBRARY/"Homebrew"
-      FileUtils.ln_s HOMEBREW_LIBRARY_PATH.parent/".rubocop.yml", HOMEBREW_LIBRARY/".rubocop.yml"
+      FileUtils.ln_s HOMEBREW_LIBRARY_PATH.parent/".rubocop.yml", HOMEBREW_LIBRARY/".auditcops.yml"
 
       example.run
     ensure
       FileUtils.rm_f HOMEBREW_LIBRARY/"Homebrew"
-      FileUtils.rm_f HOMEBREW_LIBRARY/".rubocop.yml"
+      FileUtils.rm_f HOMEBREW_LIBRARY/".auditcops.yml"
     end
   end