Patch 0.87 is out!

Another patch, quite a few balance changes this time.

Changelog:

Added:
- Added a new card: Sabre
- Added a new card: Slingshot
- Added a new card: Work clothes
- Added a new card: Banner
- Added a new card: Poison arrow
- Now you can end a turn by pressing "Enter".
- Now you can see how much exp you will get for killing an unit.
- Updated a few GUI elements.

Fixed:
- Fixed crimson necklaces bug.
- Fixed bug causing moon to disappear on starting a new game.
- Cards from mercenaries camp no longer stay in your deck after playing.
- Pray for prosperity should now work correctly.
- Fixed bug causing horn of plenty to grant too much resources.
- Fixed a bug causing prayers to be fulfilled on beginning of the game.
- Locations should no longer spawn in a player's starting region.
- Few AI improvements (as always).

Balanced:
- Rebalanced level 5 cursed armies (they are slightly stronger)
- Adjusted Swarog card tree (new game required).
- Adjusted milda card tree (new game required).
- Adjusted Perun card tree (new game required).
- Adjusted Veles card tree (new game required).
- "Undead" tag renamed to "Ancient".
- Feudalism cost decreased to 2 faith.
- Herbology cost decreased to 0 faith.
- Chronicles cost increased to 4 faith.
- Time rewind cost increased to 1 faith.
- Iron sword ability changed to: When this unit kill an enemy: Heal your unit on a board for 2.
- Iron sword cost decreased to 4.
- Iron sword rename to Blessed sword.
- Blessed helm cost decreased to 4.
- Mage robe ability changed: Health +2, you can reuse this unit after using a skill.
- Traveler staff ability changed to: This unit can use a skill every turn.
- Temple cost decreased by 1.
- Market cost decresed by 1.
- Farm require only 2 plains.
- Lumber Mill require only 2 forest.
- Slightly less forests and swamps on maps.

- Giant (level 3): no longer attacks twice.
- Giant (level 3): strength increased from 4 to 7.
- Crossbowman is now marked as bandit.
- Crossbowman now cost 6 food instead of 6 tool.
- Slayer's skill no longer hits all targets.
- Items can boost strength of slayer's skill.
- Basilisk no longer deal armor damage.
- Shaman's skill heal 1 health more.
- Shaman gives an AP only when units are fully healed.
- Shaman cost reduced to 4.
- Drowner cost increased by 1.
- Drowner now have constant cost.
- Chronicler ability changed to: When your unit is healed: Strength +1 (until next hit).
- Chronicler (Level 3): no longer ignores armor.
- Chronicler (Level 3): health +1.
- Bandit leader (all levels): Strength -1.
- Druid cost increased to 6 faith.
- Shield maiden skill now cost 1 faith but generate 2 action points (instead of 1).
- Axeman (level 1): state changed from 3/2/7 to 3/1/8.
- Axeman (level 3): state changed from 3/3/10 to 3/2/11.
- Axeman (all levels): first target now recives only half a damage.