Changes

Summary

1. Add DefaultShardManager#setEventManagerProvider and JDA#getEventManager (commit: 03c752b) (details)

Commit 03c752bfd125ffe41845add7046f6e8d02ac3dad by Florian Spieß Add DefaultShardManager#setEventManagerProvider and JDA#getEventManager (#785) (commit: 03c752b)
	src/main/java/net/dv8tion/jda/bot/sharding/DefaultShardManager.java (diff)
	src/main/java/net/dv8tion/jda/core/entities/impl/JDAImpl.java (diff)
	src/main/java/net/dv8tion/jda/bot/sharding/DefaultShardManagerBuilder.java (diff)
	src/main/java/net/dv8tion/jda/core/JDA.java (diff)