Mises à jour et notes de mises à jour

Changes:
- Area income overhaul - controlled areas can now generate gold, orns, items, or materials over time (as they are visited)
- Buildings now cost materials and are now constructed from the area UI
- Gold in the keep now converts to daily income
- Shrines can now be purchased from the shop
- A faction reset can now be purchased from the shop
- Damage indicators now use colour to identify element weaknesses/strengths
- Other misc tweaks and bug fixes