Pocket ZONE

Bug fixes:
display location statistics
problems with the global map
detector capture interface
At point 6 buys only artifacts (any) for nEuros
Pripyat (number of people, mutants incr.), assortment of merchant
Tablets have a maximum stack of 6 (like other consumables, except bandages)
Quest artifacts are now counted when extracted from enemies (humans, mutants)
The Marauder perk gives a chance to drop an artifact when defeating stalker
Some mutant.
Sprites of the heads and torsos of the Heroes.