* lib/rubygems: RubyGems 2.2.2 which contains the following bug fixes:
  http://rubygems.rubyforge.org/rubygems-update/History_txt.html#label-2.2.2+%2F+2014-02-05
  https://bugs.ruby-lang.org/issues/9489


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@44858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e