[MKStudios] Düsseldorf Airport EDDL / Official GSX Pro Profile

This add-on provides the official GSX Pro Profile for MKStudios rendition of Düsseldorf Airport. It includes custom stop positions, vehicle placements, and detailed pushback and engine start procedures tailored for various aircraft types. Designed for use in flight simulation platforms like Vatsim, it aims to enhance the realism of airport operations at Düsseldorf. The profile features include renamed gate groups and support for a range of aircraft up to Code E, reflecting real-world operational capabilities.