Changes

Summary

1. Replace ignored NPEs with null checks (commit: e244892) (details)
2. Remove redundancies (commit: 19e181c) (details)

Commit e2448923668961d076d1771ac5caff619982eebb by napster Replace ignored NPEs with null checks Resolves #772 (commit: e244892)
	src/main/java/net/dv8tion/jda/core/handle/EventCache.java (diff)
Commit 19e181cd35e0c2bf6c18905d7369d3cd49703bb0 by Florian Spieß Remove redundancies (commit: 19e181c)
	src/main/java/net/dv8tion/jda/core/handle/EventCache.java (diff)