Merge pull request #5827 from fxcoudert/allow-head

Allow head in new formulas

Library/Homebrew/dev-cmd/audit.rb

@@ -640,11 +640,8 @@ module Homebrew
 
       problem "Formulae should not have a `devel` spec" if formula.devel
 
-      if formula.head
+      if formula.head && @versioned_formula
         head_spec_message = "Formulae should not have a `HEAD` spec"
-        if @new_formula
-          new_formula_problem head_spec_message
-        elsif @versioned_formula
         versioned_head_spec = %w[
           bash-completion@2
           imagemagick@6
@@ -652,7 +649,6 @@ module Homebrew
         ]
         problem head_spec_message unless versioned_head_spec.include?(formula.name)
       end
-      end
 
       throttled = %w[
         aws-sdk-cpp 10