Did my own config for this one. The major improvements are in the ATR walk in gates over the official NZA config.

Custom pushbacks. ATR gates with disabled pushback.
Custom vehicle placements
GSX VDGS replacement screens
Handling: Air New Zealand and Swissport
Catering LSG
Python file to better sort the different aprons. (See picture)

Heavy Gates edited with 787 : 28,29,30,32,34

Medium Gates edited with 320: 16-27, 31, 35 (35 is Walkin).

Small gates edited with ATR42 : 3-4 (Walkin)

Small gates edited with ATR72 : 5-15 (Walkin)

Cargo Apron: D1-D2-D4 (737F), D5 (ATR)

Antarctic Apron: Z1-Z3 (737F), Z7 (747F)

AS ALWAYS REMEMBER TO REPOSITION AT CURRENT GATE WHEN SPAWNING

INSTRUCTIONS:

Place the .INI file in : \Users\\AppData\Roaming\virtuali\GSX\MSFS
Remember to delete or disable other ini files starting with nzch.

If you wish copy the nzch.py into the same folder. 

If you have any suggestions to make or errors to report give a comment or send me a pm.

Regards