[058] Add a few more details related to Culling of Stratholme events

Also add game teleport location for easy GM access
[059]Headless Horseman

equipment update
thanks to @Tafuna for report
closes : https://github.com/unified-db/Database/issues/3
[060]'Seekers Nahr & Thompson

Signed-off-by: Grz3s <grz3sp@wp.pl>
Dark Rangers - 060 redone

Seeker Nahr (Along with the other Seekers) used to patrol undercity, but
they were removed in 3.3 and substituted by the Dark Rangers, due
Putress' betrayal at the Wrath Gate.
-- Seeker Nahr replaced by Dark Ranger Clea
-- Seeker Thompson replaced Dark Ranger Cyndia
-- Seeker Cromwell replaced by Dark Ranger Anya
[061] Signboards in "The Library" Irongorge

signboards in "The Library" Irongorge -- rotation update