@adamv How to do this? I'm getting this: 
```
==> Downloading https://gist.github.com/chrmoritz/6952361/raw/d1ec6a29fe3ee2e59f39f854371ee9978cdb684a/.mozconfig
Warning: tried to install empty array to /private/tmp/xulrunner-lEza/mozilla-beta
```
with
```ruby
[...]
resource 'mozconfig' do
    url 'https://gist.github.com/chrmoritz/6952361/raw/d1ec6a29fe3ee2e59f39f854371ee9978cdb684a/.mozconfig'
    sha1 'af105b46d126ee0b25f2f2487eb2b577725aa3c0'
  end

  def install
    buildpath.install resource('mozconfig')
[...]
```