[datafeed parser] fix retrieve_url to always return urllib2.urlopen compatible output
as one should expect to be able to call geturl/getcode/info on the returned
object whatever the url he gave.
Related to #3682069
FCKConfig.AutoDetectLanguage = false ;
FCKConfig.ToolbarSets["Default"] = [
['Bold','Italic','Underline'],
['OrderedList','UnorderedList'],
['Link'],
['Table']
] ;
// 'Flash','Select','Textarea','Checkbox','Radio','TextField','HiddenField','ImageButton','Button','Form',
FCKConfig.ContextMenu = ['Generic','Link','Anchor','Image','BulletedList','NumberedList','Table'] ;
FCKConfig.LinkUpload = false ;
FCKConfig.LinkBrowser = false ;
FCKConfig.ImageUpload = false ;
FCKConfig.ImageBrowser = false ;
FCKConfig.FlashUpload = false ;
FCKConfig.FlashBrowser = false ;