[Brightbox] Adds ApiClient Model

* Add api client model for Brightbox
* Also map relevant requests to model methods
* Add ApiClient declaration to compute.rb

lib/fog/brightbox/compute.rb

@@ -24,6 +24,8 @@ module Fog
       model       :account
       collection  :applications
       model       :application
+      collection  :api_clients
+      model       :api_client
       collection  :servers
       model       :server
       collection  :server_groups

lib/fog/brightbox/models/compute/api_client.rb

@@ -0,0 +1,37 @@
+module Fog
+  module Compute
+    class Brightbox
+      class ApiClient < Fog::Model
+        identity :id
+        attribute :name
+        attribute :description
+        attribute :secret
+        attribute :revoked_at, :type => :time
+        attribute :account_id
+
+        def save
+          raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if identity
+          options = {
+            :name => name,
+            :description => description
+          }.delete_if {|k,v| v.nil? || v == "" }
+          data = connection.create_api_client(options)
+          merge_attributes(data)
+          true
+        end
+
+        def destroy
+          requires :identity
+          connection.destroy_api_client(identity)
+          true
+        end
+
+        def reset_secret
+          requires :identity
+          connection.reset_secret_api_client(identity)
+          true
+        end
+      end
+    end
+  end
+end

lib/fog/brightbox/models/compute/api_clients.rb

@@ -0,0 +1,24 @@
+require "fog/core/collection"
+require "fog/brightbox/models/compute/api_client"
+
+module Fog
+  module Compute
+    class Brightbox
+      class ApiClients < Fog::Collection
+        model Fog::Compute::Brightbox::ApiClient
+
+        def all
+          data = connection.list_api_clients
+          load(data)
+        end
+
+        def get(identifier = nil)
+          data = connection.get_api_client(identifier)
+          new(data)
+        rescue Excon::Errors::NotFound
+          nil
+        end
+      end
+    end
+  end
+end