* ext/psych/lib/psych.rb: Merge psych-2.0.5. bump version to
  libyaml-0.1.6 for CVE-2014-2525.
* ext/psych/yaml/config.h: ditto.
* ext/psych/yaml/scanner.c: ditto.
* ext/psych/yaml/yaml_private.h: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45453 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-03-28

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45454 b2dd03c8-39d4-4d8f-98ff-823fe69b080e