Vehicle: Fix no cargo bug with fancy rng item damage. Also add check for invalid cargo spots in .json load
Let's start getting weights in order!
More re-sanifications.
More weights!
More weight stuff.
Weight is done!
Fixing colors.

There's like a hundred cases where the description says 'this black
so-and-so' and the item's color is pink or something. It's ridiculous.
Colors are done!
Coverage pass.
Fixing thickness silliness.
Fixing further silliness.
Warmth pass.
Encumbrance and restoring a missing item spawn.
fix mergeclash derpage
Finished encumbrance.
Flag maintenance.
Some volume fixes.

No the volume of the wedding dress is not a typo. Those things take up a
whole room unto themselves.
I've just spent my evening googling 'what's the average weight of foo?'
and seeing how many sets of shoes will fit in different sizes of
backpack. Is this normal?
Actually remember ignored monsters even if a tree or such puts them out
of view for a moment. Still warn if they disappear and are seen again at
half distance or less.
Balances leather armor's stats a bit more.