Merge remote-tracking branch 'upstream/master'

.pre-commit-config.yaml

@@ -1,7 +1,8 @@
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v2.3.0
+    rev: v3.3.0
     hooks:
+      - id: fix-byte-order-marker
       - id: end-of-file-fixer
       - id: trailing-whitespace
 

CHANGELOG.md

@@ -11,7 +11,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 - Legacy Stairs+ conversion code.
   - It was only required to import worlds last edited before Q3 2013.
-  
+
 ### Changed
 
 - Switch to GitHub Actions.