mojombo/jekyll — pull request #1481 by parkr (2013-08-30 22:55:14+00:00)
Title: Expose Jekyll version to templates: `jekyll.version`

@pathawks describes in #1428 his intentions for this. @mattr- suggested that it should be `jekyll.version` instead of `site.version` so I update the `site_payload` to reflect this (as I agree).