Add vim-livedown
Add vim-livedown

The "shime/vim-livedown" (1) plugin adds support for "Livedown" (2)
(Live Markdown Previews) for Vim.

It requires the "livedown" (3) NPM to be globally available!

The plugin has been configured to open the browser on preview, running
on port 1337.

References:
  (1) https://github.com/shime/vim-livedown
  (2) https://github.com/shime/livedown
  (3) https://www.npmjs.com/package/livedown

GH-45

arcticicestudio/igloo,arcticicestudio/igloo,arcticicestudio/igloo