initial commit

initial commit

* make unformatted articles depend on their template
* output to ./aescling.cat.family/blog
* create Atom feed
* prevent full rebuilds by preserving all intermediates
* create <article>s instead of <div class="article">s
* make all rule more robust
* change output directory and relevant paths for new URL
* add footer and some styling
* link to home from article view
* fix link styling
* do the box lifted off the background thing
* add limited OpenGraph suppurrt
* use outset berder-style
* title the blog
* tweak styling