Lessen crackling effects in beep4.wav
Use the decrackled placing sound.
Merge branch 'master' into decrackled_beep

Conflicts:
	gamedata/sounds.lua
Merge pull request #111 from RyMarq/master

Hunter and Snake tweaks
Merge pull request #113 from RyMarq/master

Increase Urchin price slighty to reflect power from new sonar range. Inc...
Added some sea things to tactical AI.
Tried to improve Snake sound.
Fixed some nil checks.
Merge pull request #107 from db81/decrackled_beep

Lessen crackling effects in beep4.wav
Merge branch 'master' of https://github.com/ZeroK-RTS/Zero-K
Further defined crusader as artillery with slower speed, slower projectile, and longer range.