fixed crash for latest patch

Ataman update
Atamans are now unique
Added two new skills for Atamans and Boyars

Added new mounts for Golden Knight and Boyars
Added a new unit - Ungol Horse Masters a strong hybrid cavalry
Changed Boyars mounted anims

went over some stats for the base units

added wolfs to unit_sets
added kats sleigh to unlock earlier
minor bug fixes

Updated for 4.2
notable changes
kat loses dragon mount, dragon raised higher in building chain, bear added back for kat only, kat also cant build my wagons but gets the nu-kislev sleds back
added ungol and gospodar tradition bullet points and unit set, unused as of now
kislevite warriors are now gospodar militia
they are now added to level 2 on the building chain
added wolfs as a unit to the first level of the animal dens

other things i can't remember, it's been a long day

Fixed Ungol Warriors (Pistols) missing a unit grouping so it wasn't getting the right upgrades
Added a new icon for Ungol Warriors (Pistols)