Add wallmounted lantern + update ground lantern

- Add a wallmounted lantern
- Ground lantern : update by a smart nodebox model (and replace the previous plantlike drawtype).

Recipes & inventory images included.

![lant](https://cloud.githubusercontent.com/assets/7883281/4907939/b72c58a0-6465-11e4-9d4b-686c54522dc6.jpg)