Merge branch 'gh-pages' into develop
Fixed label + checkbox/radio pairing

from https://github.com/omgmog/ghink/commit/d075aa636c9ea1094bb31606b2bd5fadb6379e53
Updates version
Sitemap support
https://help.github.com/articles/sitemaps-for-github-pages
GH-pages sitemap.xml support
Merge branch 'develop' into gh-pages