winebarrel/piculet — pull request #9 by BackSlasher (2014-12-30 13:11:26+00:00)
Title: Allow duplicate permissions - merge values

Allows duplicate declerations, e.g.
```ruby
permission(:tcp, 22..22){ip_ranges("0.0.0.0/0")}
permission(:tcp, 22..22){ip_ranges("1.2.3.4/32")}
```