Enumerable#sort
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51140 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Enumerable#sortwith block. Patch by @yui-knk (Kaneko Yuichiro)[fix GH-954]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51140 b2dd03c8-39d4-4d8f-98ff-823fe69b080e