Stop tracking transient file.
Ensure that cabal-installed binaries are seen first.
Add support for Julia in vim.
Squashed 'antigen/' changes from b5e1d7b..e4ec066

e4ec066 Merge pull request #84 from Tarrasch/patch-2
96b50c7 Mention antigen-hs in readme

git-subtree-dir: antigen
git-subtree-split: e4ec066b7db227ea88052acea17e501d5711defb
Merge commit '3dc3b47b010583dad50dfa30d7dcb26d67335d20'
Clean up completion, and fix `c` completion.
Clean up prompt definition, whitespace changes.