- Remove calls to hbhunger when eating apples
- Making player_to_hell and player_from_hell part of nether's namespace
- Register two buttons, from_hell and to_hell, in u_inv's gui
- Solves #1
1) Need to add the fishing mod as submodule
2) keep we the mesecons & pipeworks mod ?
3) need to tweaks the hudbars to only keep the sprint and headth bar
4) need to disable damage, & players can't die (immortal)