Random stuff. Part 3.

Weapon:

1. RM1337 HMG.

Other:

1. Toolbox recipe.
2. Grenade launcher buttstock recipe.
3. Vacutainer recipe.
4. Plastic chunk recipe.
5. Helmet netting recipe.
6. Add hammering quality to lump of steel.
7. Spring recipe.
8. Marloss gelatin recipe.
9. Rail rifle recipe fix.
10. Toolbox quality fix.
11. First aid kits now give medical tape instead of duct tape on
disassembly.
12. Change nutrition values of marloss berry and marloss gelatin.
fix
fix
Changed helmet netting recipe.
Removed HMG.
Revert marloss nutrition changes
Removed marloss gelatin recipe.
Re-added HMG.
Make coordinates stored for drop/pickup/move activities relative to the player, fixes #8901
Added HMG id to "No Rivtech Guns".
Changed toolbox recipe.
Added pipe recipe.
Handmade chips are now less fun.
Automated gas stations can now refund unused gasoline

This adds a new menu option, "Refund cash.", to the automated gas station which allows you to pump a vehicle full, and then refund the leftover back to a cash card.
Added ability to mark locations on the overmap as 'explored'. This turns the symbols to the dark gray color as long as overlays are enabled.
Apply monster blacklists and whitelists to all spawns.

Now, for example, if you use a mod with

{
    "type": "MONSTER_WHITELIST",
    "categories": ["WILDLIFE"]
}

you'll never see any creatures other than wildlife.
Make the coordinate adjustment to a sanity check I'd missed.
Convert the coordinates in place int he local parameter instead of making a new local.
Let's it snow, let's it snow, let's it snow...
Merge pull request #9312 from Lain-/snow-dot

Snowing weather symbol change.