Add fields to image-list

Fields were missing from image-list that were present in the old index:
  'Disk Format', 'Container Format', 'Size'

Change-Id: Ia86caec1938560c56292c0f3028ee48e774d0057

glanceclient/v1/shell.py

@@ -23,7 +23,8 @@ import glanceclient.v1.images
 def do_image_list(gc, args):
     """List images."""
     images = gc.images.list()
-    columns = ['ID', 'Name', 'Status']
+    columns = ['ID', 'Name', 'Disk Format', 'Container Format',
+               'Size', 'Status']
     utils.print_list(images, columns)