1.6:
- Gold Harvesting's tooltip fixed
- Tower Wall now can morph back (fix)
- Stun Tower does not stun mechanicals now (fix)
- Added back Altar of Kings, but it will revive only 3 Selected heroes

1.6x:
- hotfix: message for favourite hero only applies to you and/or your allies
- hotfix: Gold upgrade's tooltip fixed again
- [siege units] no longer requires [upgrades]
- added hero glow to favourite heroes
- New unit -> ground - transport