YAML engine specific
* ext/syck/lib/syck/store.rb: moved to lib/yaml/store.rb since it is not
YAML engine specific.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27294 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/yaml.rb: Added an engine manager for choosing YAML engine.
* ext/syck/lib/syck/rubytypes.rb: squashed warnings when using Psych
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27212 b2dd03c8-39d4-4d8f-98ff-823fe69b080e