- Update to version 1.6.3:
* Add Ocean Set tilesets to the initial quest
(gl#solarus-games/solarus-quest-editor#478).
* Map editor: fix contours generated tileset specific
(gl#solarus-games/solarus-quest-editor#485).
* Map editor: fix a crash when undoing changing the layer of
entities (gl#solarus-games/solarus-quest-editor#471).
* Tileset editor: save the update maps option when renaming
patterns (gl#solarus-games/solarus-quest-editor#483).
* Tileset editor: fix moving patterns to an overlapping position
(gl#solarus-games/solarus-quest-editor#477).
* Tileset editor: fix crash when a tileset file changes while
dragging (gl#solarus-games/solarus-quest-editor#476).
* Fix possible crash when closing the window.
* Fix tiles getting unwanted enabled_at_start field in map data
files.
- Remove merged 0001-Use-pkg-config-to-get-more-search-paths.patch.
- Set minimal CMake version to 3.1 as indicated in CMakeLists.txt.