Build 14

This update solves various problems of the initial release, and adds new content based on first feedback and suggestions. It also brings tooltips and shortcuts to simplify gameplay.

Additions :

- Objectives and Diplomacy merged into a new unified UI display
- Encyclopedia with informations and lore about various aspects of the game
- Various UI improvements and tooltips added to clarify gameplay
- Options menu with customizable controls and audio levels
- Hotkeys added for most functions like Assault or Guard, etc...
- Escape key now cancels mouse commands, Possession spell and displays Menu
- Pause action triggered by Spacebar (Singleplayer only)

Gameplay balance :

- Mana Projectile and Blizzard spells damage slightly decreased
- Heal spell cost slightly decreased
- Leveling stats slightly lowered

Fixes :

- Mission 9 Conch of Bubar fixed (quest items didn't spawn)
- Creatures more reactive when spotting hostiles
- Defending creatures not more stuck when following leader
- King control fixed in Multiplayer
- Other minor fixes...

Happy new year !