0.5.9B - Bug fixes and balance

Change log 0.5.9B

Improvements
- Games played on standard map works as well as on small map (see bug fixes for more)
- Improved how ranged units calculate distance to buildings to account for building size (as an example: an unupgraded bowman that is garrisoned in a watchtower will now reach slingers from all angels with its garrisoning bonus attack range)
- Revolter buildings no longer provide allies with LOS
- Added character limit to chat input in multiplayer room

Balance changes
- Heavy Axeman has 70 health (up from 65)
- Heavy Spearman has 80 health (up from 75)
- Swordman has 110 health (up from 105)
- Increased bonus vision and attack range for garrisoned units by 2

Bug fixes
- Fixed a problem that could happen when moving villager to a farm and then moving mouse cursor away from the farm before command was confirmed by server
- Fixed a problem that could happen when a unit tried to face a controller that no longer exists
- Fixed a problem where unit checking neighbour nodes for enemy units would only work on parts of the map
- Fixed a problem that would happen when turning into a revolter and your village center got destroyed
- Fixed two seperate and rare bugs that could cause error when unit tried to find path
- Fixed a problem with group leader pathfinding
- Fixed problems with fixed point maths that caused more problems with moving units and placing buildings the further away from the bottom of the map you executed the orders
- Fixed an error that could happen if a ranged unit was next to a building and the ranged unit started attacking the building
- Chat messages panel in multiplayer room now scrolls correctly from bottom to top
- No more "blinking units" in fog of war
- Tribe shadow no longer shows through fog of war