Create Jenkins Workers Using jclouds on RPC
Code-format the `.ssh/id_rsa` filenames.
"Focused"
"On demand"
On-demand to on demand, you continuous to your continuous
Make "about the author" third-person.

Also de-markdown the links.
Merge pull request #936 from rackerlabs/everett-post

Create Jenkins Workers Using jclouds on RPC