[aws|compute] descibe_images fixes

add virtualization_type to expected format in tests
move request_id off imageSet and back to top level

lib/fog/aws/parsers/compute/describe_images.rb

@@ -47,7 +47,7 @@ module Fog
               end
             else
               case name
-              when 'name','requestId','architecture', 'description', 'imageId', 'imageLocation', 'imageOwnerId', 'imageState', 'imageType', 'kernelId', 'platform', 'ramdiskId', 'rootDeviceType','rootDeviceName','virtualizationType'
+              when 'architecture', 'description', 'imageId', 'imageLocation', 'imageOwnerId', 'imageState', 'imageType', 'kernelId', 'name', 'platform', 'ramdiskId', 'rootDeviceType','rootDeviceName','virtualizationType'
                 @image[name] = @value
               when 'isPublic'
                 if @value == 'true'
@@ -60,6 +60,8 @@ module Fog
                 @image = { 'blockDeviceMapping' => [], 'productCodes' => [], 'tagSet' => {} }
               when 'productCode'
                 @image['productCodes'] << @value
+              when 'requestId'
+                @response[name] = @value
               end
             end
           end

lib/fog/aws/requests/compute/describe_images.rb

@@ -35,6 +35,7 @@ module Fog
         #       * 'ramdiskId'<~String> - Ramdisk id associated with image, if any
         #       * 'rootDeviceName'<~String> - Root device name, e.g. /dev/sda1
         #       * 'rootDeviceType'<~String> - Root device type, ebs or instance-store
+        #       * 'virtualizationType'<~String> - Type of virtualization
         def describe_images(filters = {})
           options = {}
           for key in ['ExecutableBy', 'ImageId', 'Owner']

tests/aws/requests/compute/image_tests.rb

@@ -14,7 +14,8 @@ Shindo.tests('AWS::Compute | image requests', ['aws']) do
       'productCodes'        => [],
       'ramdiskId'           => String,
       'rootDeviceType'      => String,
-      'tagSet'          => {}
+      'tagSet'              => {},
+      'virtualizationType'  => String
     }],
     'requestId'     => String,
   }