Fixes weights on 50 caliber rounds.
Fixing weird volumes.
Remove dependencies from basic release build

Managed to get the basic "release" build working again, this lets
codeblocks compile Cata without gettext or SDL.
When repairing a broken part with bigness, use the new part's bigness.
Remove an incorrect change wheel check.
Fix VS compile after recent changes
Merge item stat tweaks, build fixes, and vehicle repair fixes.

Conflicts:
	data/json/items/ammo.json