Many Changes and new stuff

IMPORTANT: Added new feature Formation Mode. Press F to toggle it. In formation mode you can give your units orders. Right now the only order possible is the attack order, but others will follow. Also there will be a possibility to give certain units like archers seperate orders.

New Units:

• Skeletons:

  1. Lancer

• Zombies:

  1. Spear thrower

New Skins:

• Skeletons:

  1. Skeleton with chain mail

  2. Fleshy skeleton with chain mail

• Zombies:

  1. Light armored zombie

  2. Heavy armored zombie

Fixes:

• Changed movement of the AI so that they will walk around each other in a fight.

• Changed Spawn areas of certain buildings to avoid spawn collisions.

• Changed Zombie teleport animation.