Zombie Fortress 0.4.6 Released

Changes from 0.4.5 to 04.6:
- Improved Autobalance. You can no longer be a zombie more than twice in a row.
- Autobalance pattern changed to make it easier for zombies earlier in the game.
- You should no longer be able to get the axetingusher as a Pyro.
- Fixed the technical messages repeating in chat when zombies win by killing all the survivors.

Planned Changes for 0.4.7:
- Rewriting of zombie tracking, saving 128 variables worth of memory.
- Removal of scouts dropping bats.
- Fixing the bugs from 0.4.6.

Current Code Length for 0.4.6: 838