Object Editor 3.5.0

What's Changed

• Add palette swatch info (no user-facing changes) by @LeftofZen in #108

• Add object sources for steam/gog and openloco by @LeftofZen in #107

• Show origin and bounding box on images (p1) by @LeftofZen in #117

• Show origin and bounding box on images (p2) by @LeftofZen in #119

• Copy back UI changes to vehicle object by @LeftofZen in #120

• Add scenario route (Object Service) by @LeftofZen in #114

• Implement scenario list (Object Service) by @LeftofZen in #116

Full Changelog: 3.4.1...3.5.0