When svg image added to page like asset in img tag, it is rended with application/xml content type instead of image/svg+xml, so that browsers doesn't show it.
When it is added to page as static resource all is ok.
The problem is in this code (StreamableResourceImpl):
URLConnection connection = url.openConnection();
contentType = connection.getContentType();
it returns application/xml, while code below will return image/svg+xml:
Tested with Jetty6 + Chrome8,Opera11