gmod_game: Fixing scientist/barney not speaking

Revision 893
Fixing scientist/barney not speaking Added Files:
[ul]
[li]trunk/scripts/sentences-hl1.txt [/li][li]trunk/scripts/sentences.txt [/li][li]trunk/scripts/talker/hl1_npc_barney.txt [/li][li]trunk/scripts/talker/hl1_npc_scientist.txt [/li][li]trunk/scripts/talker/response_rules.txt[/li][/ul]

Committed By Garry Newman