Cairnfall status update

Quite a lot of stuff implemented after last update: procedural generation, Food/water consumption for player,  digging, diurnal variation and rain. Also implemented "PAK" file system; i.e. game resources are read from virtual file system that contains all game data in compressed and encrypted format.

 Still a whole lot to do, including Cave beings, village NPCs, more items/tools  etc..  :D

Here is a Youtube video as promised in the last update: