* ext/psych/yaml/emitter.c: merge libyaml 0.1.5
* ext/psych/yaml/loader.c: ditto
* ext/psych/yaml/parser.c: ditto
* ext/psych/yaml/reader.c: ditto
* ext/psych/yaml/scanner.c: ditto
* ext/psych/yaml/writer.c: ditto
* ext/psych/yaml/yaml_private.h: ditto

git-svn-id: svn+ssh://svn.ruby-lang.org/ruby/trunk@44809 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-02-05

git-svn-id: svn+ssh://svn.ruby-lang.org/ruby/trunk@44810 b2dd03c8-39d4-4d8f-98ff-823fe69b080e