Actually Nerf Flint&Steel

the iron recipe wasn't being removed, and the steel one was shaped...
this should do it.
Attempt to fix candles

well...  they don't error at least...  now they just don't create the
new crafting recipes...  oh well.  Better to have them disabled than
exploitative.
Tweak ALL the torch-like things!

10 heat is actually really low, 50 feels better for a lit piece of wood.

Also fire should be hotter as well.