Add Skeleton for the vm update blog post
Updated the blog post on upcoming build environment updates.
Updates for Ruby EE.
Mention specific Ruby 2.1 version.
Adjust post structure to prevent @rkh's OCD.
Update Erlang, Ruby, PHP and Node.js releases.
Give a round of applause to @gildegoma.
Mention Sphinx bump.
Bump date and permalink.
Update date.
Merge pull request #399 from travis-ci/mm-vm-update-q4-2013-blog-post

Blog post on build environment updates