intercom/intercom-ruby — pull request #135 by jwaldrip (2014-12-29 05:50:01+00:00)
Title: Fix Ruby 2.2.0 Circular Argument Reference Warning

This fixes this error in ruby 2.2.0:
```
/Users/jwaldrip/.gem/ruby/2.2.0/gems/intercom-2.4.2/lib/intercom/errors.rb:6: warning: circular argument reference - application_error_code
```