mock driver (create_instance): decode user_data

This should make it clearer what the general API intent is: we want
user_data to show up decoded in instances.

Signed-off-by: David Lutterkort <lutter@redhat.com>

git-svn-id: https://svn.apache.org/repos/asf/incubator/deltacloud/trunk@1178394 13f79535-47bb-0310-9956-ffa450edef68

server/lib/deltacloud/drivers/mock/mock_driver.rb

@@ -18,6 +18,7 @@
 require 'deltacloud/base_driver'
 require 'yaml'
 require 'deltacloud/drivers/mock/mock_client'
+require 'base64'
 
 module Deltacloud::Drivers::Mock
 
@@ -200,7 +201,7 @@ def create_instance(credentials, image_id, opts)
         :realm_id=>realm_id,
         :create_image=>true,
         :actions=>instance_actions_for( 'RUNNING' ),
-        :user_data => opts[:user_data]
+        :user_data => opts[:user_data] ? Base64::decode64(opts[:user_data]) : nil
       }
       @client.store(:instances, instance)
       Instance.new( instance )