Made NPCs defend themselves when shot at.
Merge pull request #12 from ShadowZero/master

Make NPCs defend themselves when shot by player.
Fixed a bug causing time to pass at ~double rate.
Merge pull request #13 from wito/master

Autosave: The bane of my existence!
Merge branch 'master' of git://github.com/TheDarklingWolf/Cataclysm-DDA