add HN and Reddit links to top of KA ML blog post
remove sentence that Patrick doesn't like from blogging blog post
 allow non-dated posts (eg. for drafts)
remove usage charts from Numbers API post

TODO: Figure out why they're broken!
draft blog post: start with mockups
update deploy.sh after Jekyll update
open links to other domains in new window
style blockquote; show 6 posts on homepage
publish "Start with Mockups" blog post