Enable the document for Kernel[#.]pp.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56699 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/pp.rb

@@ -14,17 +14,16 @@ module Kernel
     PP.pp(self, ''.dup)
   end
 
-  private
   # prints arguments in pretty form.
   #
   # pp returns argument(s).
-  def pp(*objs) # :nodoc:
+  def pp(*objs)
     objs.each {|obj|
       PP.pp(obj)
     }
     objs.size <= 1 ? objs.first : objs
   end
-  module_function :pp # :nodoc:
+  module_function :pp
 end
 
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