Fixed DirAccessWindows::change_dir not working properly; Minor code formating clean up
Make OS_Windows::get_data_dir return unix path to be consistent with get_resource_path
Merge branch 'fix-change-dir' into dev
Merge branch 'fix-get-data-dir' into dev
Polygon2D
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Another gift for those who make 2D games:
-Edit polygons, concave or convex, color them, texture them and uv-map them
-Corresponding editor
-Can have a custom pivot, so they are compatible with bones and IK
Merge remote-tracking branch 'upstream/master' into dev