Price fix for RM13.
Expensive!
Fixes issues with the handheld games.
fix incorrect refreshing of pick-up caption
Merge pull request #6418 from Rivet-the-Zombie/price-fix

Price fix for RM13.
Merge branch 'USB_program' of https://github.com/Soyweiser/Cataclysm-DDA into fixes
Merge branch 'minor_pickup_fix' of https://github.com/illi-kun/Cataclysm-DDA into fixes