- Build Manager system to allow swapping, saving and loading build setups for characters
- Necromancer new channeled ability: Soulfire
- Mage new melee ability: Cold Slash
- Mage new summon ability: Mirror Image
- Added summon ability support to spawn more than one minion per cast
- updated all abilities to scale with new stat system
- updated difficulty settings using new stat system
- added S+ difficulty as the end game
- updated items using new stat system
- small re-balance to make things a bit more fun to test
