Core/Scripts: Eastern Kingdoms: Gilneas
- Added Gilneas2 to begin with second half of gilneas scripting.
- outside the citywalls. Script is NULL until scripting is added.
 * gilneas.cpp (Gilneas City - Map 638)
 * gilneas2.cpp (Gilneas Haven?WhateverTheHellItsCalled - Map 625)

Signed-off-by: bootz <bootz@projectskyfire.org>

minor corrections to description