Update v.1.67.2

Cotton drops increased to 5 units (was 2);

Added medium and large healing potions (craftable only at the alchemy table);

New NPCs added — skeletons;

A new ingredient added — Bones;

Consumed resources for potion recipes changed;

Minor cosmetic fixes related to snow overlay on clothing;

Slowing dome no longer slows owner or group members;

Damage increased for some spells;

Cooldown reduced for some spells;

Cast speed increased for some spells;

Mana cost lowered for low-level spells;

Vampirism magic now restores 20% of damage dealt (was 10%) with damage itself raised to 30 (was 15);

Medium and large potions now require Alchemy skill to craft (similarly to blacksmith).