* lib/irb.rb: [DOC] PROMPT_I cannot be nil, patch by @hgillane [ci skip]

Fixes documenting-ruby/ruby#37
  https://github.com/documenting-ruby/ruby/pull/37


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46970 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Sun Jul 27 05:11:21 2014  Zachary Scott  <e@zzak.io>
+
+	* lib/irb.rb: [DOC] PROMPT_I cannot be nil, patch by @hgillane
+	  Fixes documenting-ruby/ruby#37
+	  https://github.com/documenting-ruby/ruby/pull/37
+
 Sun Jul 27 02:41:50 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 
 	* lib/shell/command-processor.rb: remove unused variable.

lib/irb.rb

@@ -139,7 +139,7 @@ STDOUT.sync = true
 #
 #     IRB.conf[:PROMPT][:MY_PROMPT] = { # name of prompt mode
 #       :AUTO_INDENT => true,           # enables auto-indent mode
-#       :PROMPT_I => nil,		# normal prompt
+#       :PROMPT_I =>  ">> ",		# simple prompt
 #       :PROMPT_S => nil,		# prompt for continuated strings
 #       :PROMPT_C => nil,		# prompt for continuated statement
 #       :RETURN => "    ==>%s\n"	# format to return value