Version 1.0.3 Released.

*This will most likely be the last tweak and QoL addition to this game for a good while. unless something is broken

• Allowed directional keys to be used select in-game menus now
  (unless you used your mouse and clicked the background after the menu appears)
• Added a Burger - A recovery item might drop from a Yukkuri at a very low rate
• Simplified item descriptions
• Corrected wrong values in item descriptions
• Gungnir adjusted - Previously had a chance to miss fast moving enemies
• Adjusted the spawnrates after the 20minute mark
  (How long can you survive now? :) )