Changes

Summary

1. Fix NPE in addFeatures and removeFeatures (#2314) (commit: 59c7a9c) (details)

Commit 59c7a9c9e4e624a76109d8f981cc624750496e3f by noreply Fix NPE in addFeatures and removeFeatures (#2314) (commit: 59c7a9c)
	src/main/java/net/dv8tion/jda/internal/managers/GuildManagerImpl.java (diff)