Changes

Summary

Added support for #306. Changed JDABuilder's addListener -> (commit: efe0546) (details)

Commit efe0546060caea6553735409ac4c6001e5e9a93e by Austin Keener Added support for #306. Changed JDABuilder's addListener -> addEventListener and removeListener -> removeEventListener to reflect JDA's naming. (commit: efe0546)
	src/main/java/net/dv8tion/jda/core/JDA.java (diff)
	src/main/java/net/dv8tion/jda/core/JDABuilder.java (diff)
	src/main/java/net/dv8tion/jda/core/entities/impl/JDAImpl.java (diff)
	src/main/java/net/dv8tion/jda/core/requests/WebSocketClient.java (diff)