github/gemoji — pull request #67 by elektronaut (2014-12-08 13:35:29+00:00)
Title: Add support for non-PNG assets

This adds support for having custom emojis that aren't PNG files. In other words - you can now have animated GIFs.

Usage:

```ruby
emoji = Emoji.create("music") do |char|
char.set_format "gif"
end

emoji.image_filename # => "music.gif"
```