There has been a lot of changes since version 1.64, here is a summary of gameplay changes:

• New status: Confused: May attack friendly monsters or stumble in an unwanted direction. Accuracy with ranged weapons and thrown items greatly reduced. Cannot read spells.

• New status: Hallucinating: Monster and item appearances may change, making the subject unable to identify them. As such may attack friendly monsters. Cannot read spells.

• New status: Blind: Can’t see the rooms. Cannot read spells

• Add skills for monsters to cause confusion, blindness and hallucination.

• Increase quantity of healing items

• Increase power of healing items

• Add bonus against undead enemies for certain weapons.

• Remove restrictions to wear metal armor

• Add penalties for energy and elemental magic when wearing metal armor.

• Allow barbarians to use heavy armor

• Remove parry skill from Paladin

• Add parry skill to Slayer

• Increase room sizes

• Reduce variability of weapon damage when thrown

• Leave pet behind if not next to you during a battle

• Add angelus and mandragora potions, now Barbarian can cause monsters to evolve without having to read a spell.

• Reduce power of paralysis skills by enemies.

• Modify attack types of some monsters

• Add back shepherd challenge class

I am also running a campaign to get some development funds, please check it and contribute :) http://igg.me/at/ananias20/x/144618