clean up code

Author: myk002

questport.lua

@@ -1,23 +1,4 @@
---Teleports your adventurer to the location of your quest log map cursor.
---[====[
-
-questport
-=========
-Teleports your adventurer to the location of your quest log map cursor.
-
-Use by opening the quest log map and moving the cursor to your target location
-before running the script. Note that this can be done both within and outside of
-fast travel mode, and that it is possible to questport in situations where
-fast travel is normally prohibited.
-
-It is currently not possible to questport into inaccessible locations like
-ocean and mountain tiles.
-
-See `reveal-adv-map` if you wish to teleport into hidden map tiles.
-
-]====]
-
-local gui = require 'gui'
+local gui = require('gui')
 
 local function processTravelNoArmy(advmode, advScreen, target_x, target_y)
     advmode.travel_origin_x = target_x