Dweller 1.22.6

Bugfix and tweaking release:

#475 Fix broken quest counter
#476 Remove message spam from Pearlescent Soul Stone
#477 Warrior ally should never become hostile when summoned
#478 Increase the number of kills needed to charge the Pearlescent Soul Stone
#479 Fix "out of range" message when enchanting stacks of items

Source and comments: http://www.dwellergame.com/2012/09/dweller-1226.html