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.

![screenshot_2065631695](https://cloud.githubusercontent.com/assets/7883281/4901212/68ed8794-642f-11e4-9601-b8e059fd2e20.png)