* allow rules that have multiple cidr's to be fractured for display, and
removal.
* changed formatting of code to be consistant with my thoughts on
readability
* Fix for FB 5478
* Reduces number of API calls to 2 from (1 + #_of_networks)
* list now returns list of networks, where each network is populated
with its list of firewall rules.  Before, method always returned empty.
Merge pull request #234 from unwin/2014.11

* allow rules that have multiple cidr's to be fractured for display, and