Fixed broken tests and removed unwanted gem dependency.
Merge pull request #100 from opscode/pd-OC-11567-no-network-option

Fixed broken tests and removed unwanted gem dependency.
Fixed spec for Excon error handled in knife-cloud
Refactored spec.
Merge pull request #105 from opscode/pd-remove-excon-exception-spec-fix

Excon exception spec fix, code change related to knife-cloud.
Added changes to fix fog deprecated warning for group list
Added availability-zone support for openstack knife-cloud
Implemented changes for metadata option for openstack knife cloud
Added networkList class.
Added network list columns options
Added changes related to delete server by using name
Reordered the network list field sequence.
Fixed review comments and added rspec tests for get_server
Merge pull request #108 from opscode/sid-availability-zone-support

[knife-cloud] KNIFE-428 Basic availability zones support
Merge pull request #107 from opscode/sid-fix-fog-deprecation-warn

[knife-cloud] KNIFE-474 knife openstack group list throws a fog deprecation warning
Added unit tests for network list.
Added unit test for query_resource method.
Merge pull request #110 from opscode/pd-network-list

Network list implementation
Implemented review comments related to metadata option
Sorting the listing command outputs by name field.