add new method to Slicehost - get_zones (not debugged yet)

have added new parser and request for get_zones.  As slicehost docs are sparse, parser has not been updated.  Will do so once I analyze xml that comes back from request (ie next checkin should have working parser)

lib/fog/slicehost/compute.rb

@@ -24,6 +24,7 @@ module Fog
       request :get_slice
       request :get_slices
       request :reboot_slice
+      request :get_zones
 
       class Mock
 

lib/fog/slicehost/parsers/compute/get_zones.rb

@@ -0,0 +1,35 @@
+module Fog
+  module Parsers
+    module Slicehost
+      module Compute
+
+        class GetZones < Fog::Parsers::Base
+
+          def reset
+            @zone = {}
+            @response = { 'zones' => [] }
+          end
+
+          def end_element(name)
+            case name
+            when 'address'
+              @slice['addresses'] ||= []
+              @slice['addresses'] << @value
+            when 'backup-id', 'flavor-id', 'id', 'image-id', 'progress'
+              @slice[name] = @value.to_i
+            when 'bw-in', 'bw-out'
+              @slice[name] = @value.to_f
+            when 'name', 'status'
+              @slice[name] = @value
+            when 'slice'
+              @response['slices'] << @slice
+              @slice = {}
+            end
+          end
+
+        end
+
+      end
+    end
+  end
+end

lib/fog/slicehost/requests/compute/get_zones.rb

@@ -0,0 +1,43 @@
+module Fog
+  module Slicehost
+    class Compute
+      class Real
+
+        require 'fog/slicehost/parsers/compute/get_zones'
+
+        # Get list of DNS zones
+        #
+        # ==== Returns
+        # * response<~Excon::Response>:
+        #   * body<~Array>:
+        #     * 'addresses'<~Array> - Ip addresses for the slice
+        #     * 'backup-id'<~Integer> - Id of backup slice was booted from
+        #     * 'bw-in'<~Float> - Incoming bandwidth total for current billing cycle, in Gigabytes
+        #     * 'bw-out'<~Float> - Outgoing bandwidth total for current billing cycle, in Gigabytes
+        #     * 'flavor_id'<~Integer> - Id of flavor slice was booted from
+        #     * 'id'<~Integer> - Id of the slice
+        #     * 'image-id'<~Integer> - Id of image slice was booted from
+        #     * 'name'<~String> - Name of the slice
+        #     * 'progress'<~Integer> - Progress of current action, in percentage
+        #     * 'status'<~String> - Current status of the slice
+        def get_zones
+          request(
+            :expects  => 200,
+            :method   => 'GET',
+            :parser   => Fog::Parsers::Slicehost::Compute::GetZones.new,
+            :path     => 'zones.xml'
+          )
+        end
+
+      end
+
+      class Mock
+
+        def get_zones
+          Fog::Mock.not_implemented
+        end
+
+      end
+    end
+  end
+end