Ronald Peterson e70974031f Added Coordinate struct 10 lat temu
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board.go a397dcd7d5 implement viewport 10 lat temu
board_test.go 41d0f26bd6 structuur aangepast 10 lat temu
coordinate.go e70974031f Added Coordinate struct 10 lat temu
tile.go 41d0f26bd6 structuur aangepast 10 lat temu