Add helm-emmet recipe

https://github.com/yasuyk/helm-emmet
Add ac-emmet recipe

https://github.com/yasuyk/ac-emmet
Add elixir-yasnippets package.
An yasnippets snippets for Elixir Language.
Add rcirc-notify from Emacs wiki.
vlfi has been renamed to vlf (see #986)
Merge pull request #987 from yasuyk/helm-emmet

Add helm-emmet recipe
Merge pull request #988 from yasuyk/ac-emmet

Add ac-emmet recipe
Merge pull request #990 from bretthoerner/rcirc-notify

Add rcirc-notify from Emacs wiki.
Merge pull request #989 from hisea/master

Add elixir-yasnippets package.
Nicer separator for dependency lists