TODO:
 * encoding variable
 * page-size variable
 * template variable
 * parser errors
 * help text
 * save settings
 * apt doogal ids
 * apt css
 * email
 * silent/batch
 * icon
 * pipe/shell

$ find $DOOGAL_REPO/data -name "*.txt" -exec file {} \; | grep -v ASCII

(defun run-doogal ()
  "Run an inferior Doogal process, input and output via buffer *doogal*."
  (interactive)
  (remove-hook 'kill-buffer-query-functions
               'server-kill-buffer-query-function)
  (require 'comint)
  (switch-to-buffer (make-comint "doogal" "doogal")))