Multiverse/Multiverse-Core — comment on commit 87d4d4e1f42118386dcf2648a42992f01583523d
File: src/main/java/com/onarandombox/MultiverseCore/api/MVWorldManager.java line 42
By main--:

If you change method-signatures, always keep the old ones (and just deprecate them)! We don't want to break plugins that were using this method!