* rough pass at tabs, jsonification

* GHPages 147, authoring YML, sitemap via plugin, working JS

* Update Gemfile

* Removing dk.rb artifact

* Simplifying authoring YML even more

* More YML simplification

* Remove jekyll-seo -- even more perf gain

* Glossary support

* Collections support

* Incremental off; GH Pages 172 gets build time to 50 seconds