Squashed 'pkgs/dash/' content from commit 6d43c4f

git-subtree-dir: pkgs/dash
git-subtree-split: 6d43c4f9871da9661a44082cd330c651686d402e
Merge commit '1e000bff490fc0e9778fceec15a17f9169c74f44' as 'pkgs/dash'
- updated nrepl, but have added all dependencies manually
  (ELPA, yuck)