[hp|network] Add router interface methods and tests to router models.
[hp|network] Fix minor bug.
Fix minor things in console request methods.
[hp|network] Add request methods for networking security groups.
[hp|network] Add tests for request methods for networking security groups.
Minor fix to failing test.
Minor inline doc updates.
[hp|network] Add request methods for networking security group rules, along with tests.
dxsdk-321 add credentials for convenience methods
Update lib/fog/hp.rb
Minor fix to desc. of tests.
[hp|network] Add models for security groups, along with tests.
[hp|network] Add security group rules model, along with tests.
[hp|network] Add a ready? method to the network model.
[hp|network] Add the request methods for floating ips, along with the tests.
[hp|network] Minor chnages to inline docs and mocks.
[hp|network] Add the request methods for routers.
[hp|network] Update network provider to cache credentials.
[hp|network] Add ready? method for port and router model.
[hp|network] Add a extra check for responses that return not JSON data.