List: addToList now returns what it added
List: addToList now returns what it added

Ignore-this: 9d3583f6c1dd28f73e5a4d98d2c7de38

darcs-hash:20110210061852-e018d-709f5c59d5c64864986a3007d8f9d55d19c3a068.gz

ktvoelker/vty-ui,KommuSoft/vty-ui