flynn/flynn — pull request #28 by lmars (2014-08-04 01:25:31+00:00)
Title: slugrunner: fix writing of config_vars

Got the following error:

```
/runner/init: line 24: require 'yaml';(YAML.load_file('.release')['config_vars'] || {}).each{|k,v| puts "#{k}=${#{k}:-'#{v}'}"}: bad substitution
```

I believe the `$` needs escaping...