Associate .elixir files with elixir-mode
Merge branch 'master' of github.com:bbatsov/prelude
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Associate .elixir files with elixir-mode
Delete documentation for C-M-h keybinding

It was removed in commit 3ac3415a2c5bdd7a4cba8bac914577bcde388627.
Fix Markdown escaping of backslash character.
Merge pull request #639 from tow8ie/update-global-keymap-documentation

Update global keymap documentation
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Fix Markdown escaping of backslash character.
  Delete documentation for C-M-h keybinding