Merge branch 'master' of github.com:henry4k/tinkercraft
Renamed cauldron files to lowercase.

Since files in the resource folder
are also lowercase.
Updated cauldron model and renderer.

Only uses dummy textures at the moment.
Disabled temperature system.

Since it is stalled and
just spams log messages all the time.
Git should ignore blender backups.

foo.blend1, foo.blend2, ...
Image describing blender setup.

How to setup blender for modelling
and exporting obj files for minecraft.
Fixed crystal renderer.