gmod_src: Including HL1 sentences

Revision 818
Including HL1 sentences
HL1 Npcs only gib from explosions/crush now Changed Files:
[ul]
[li]trunk/src_garrysmod/game/server/hl1/hl1_ai_basenpc.cpp [/li][li]trunk/src_garrysmod/game/server/hl1/hl1_npc_talker.cpp [/li][li]trunk/src_garrysmod/game/server/sound.cpp[/li][/ul]

Committed By Garry Newman