0.4.4 - Balance and Minor Changes

This update comes mainly with balance changes and several minor improvements and changes. 

Change log 0.4.4

Balance Changes
- Swordsman cost changed to 45 wealth and 15 metal (from 35 wealth and 25 metal)
- Swordsman siege damage reduced to 3 (from 5)
- Slinger movement speed reduced to 340 (from 360)
- Axeman cost changed to 25 wealth and 5 wood (from 25 wealth)
- Axeman health reduced to 190 (from 210)

Improvements
- Villager now repairs 5 hp per second (down from 50 hp per second)
- Unit stats now shows damage that each hit deals instead of damage per second
- Updated art for Resource Camp
- If open, tech tree now closes when victory or game over panel pops up

Misc
- Updated description of Bowman, Slinger and Javelin Thrower
- New menu background
- Due to issues we can't figure out, we've disabled LARGE map size in single player for now