Merge pull request #19 from christriddle/master

Added Hobknob V1.0 post
Adding the riddler as an opentable author
Test page
Removing test page
Adding new blog on coaching
Improving the further reading links on coaching post
Added the post for ElasticSearch and hubot integration
Merge pull request #20 from opentable/elasticsearch-hubot

Added the post for ElasticSearch and hubot integration
Generating the post for ElasticSearch and hubot
Renaming the hubot and elasticsearch post
Generating the ES and hubot post