library. * CRLF -> LF. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10134 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
delete event handler when the event name is not entried. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10125 b2dd03c8-39d4-4d8f-98ff-823fe69b080e