C7-Game/OpenCiv3

PR #936 added basic support for transport units. Some follow-up tasks to complete the transport functionality: Go-to transport on the shore - Let's say we have some transport unit positioned on a sea tile, but right next to a land tile. If I want to load a land unit on to the…

NinePatchRect is a Godot feature for building UI elements that comprise a variable size central content piece and a frame of some kind on all sides. We are currently doing something functionally similar "manually", using more basic Godot primitives: The black_sidebars.tscn Godot…