Move NPCs and Banter Timing Tweak

Modified code in NPC Move components (Alora, Eldoth, Quayle, Tiax) to
make them compatible with BGEE.

Added new Banter Timing Tweak for BGEE to replace Compton’s Banter
Accelerator.  Still need translated strings for non-English languages.
Viconia Interjection with Tracea Fix

Adding passback to Viconia’s interjection on dialog with Tracea Carol
during Aec’Letec cultist encounter.

Fixes Enemy() command unintentionally copied to Viconia from Tracea.

See http://forums.gibberlings3.net/index.php?showtopic=26548