Templates (finished?) (#22)
* Adds inset_illustration as a drop-down of svg data rather than as an uploady thing.
* Adds external link types to the homepage models
* Migrations
* Initial site template with our new shiny templates
* Moves all lca2017-specific assets to lca2017 subdirectory; symlinks from dist
* Reflects changes in site_base
* Deletes most of new assets in dist/
* WIP home page
* Adds external link list support
* Adds white-right panel type to the home page
* Removes an oops
* Adds copyright text to the site.
* Updates the remaining illustrations to be more compact.
* Adds illustration field to content_page, and adds fields into the news page.
* News index page
* News page is done!
* Formats the dates properly
* Commits migrations
* Optimises SVG files
* better logo
* oops
* Removes margin on logo.
* Optimises svgs, and uses tania’s originals
* One more