rnodes replaced for "node load". Using VERSION file again
affected general AIM depending on where the target is. Simplified the use of MoveToPoint and AimToPoint functions.
removed warnings and removed unnecessary arguments in G_BotAdd
minor change in the way to affect aim.
Modified dretch skin and prifle effects. Added intro music (by ViruS) and gassed state for bots
music by ViruS added in credits