(deprecated) Specify the path to a thumbnail image for the service.
Can be set in: profile.cfg, collection.cfg
|this option is deprecated. The thumbnail API should be used to manage thumbnails.|
Specify the path to a thumbnail image for the service, which is
interpreted as a path relative to
This may be any image file the browser is capable of rendering, and will be resized on the client. To avoid unnecessary bandwidth usage, the image should not normally be larger than 500x500px.