PocketMine/PocketMine-MP — pull request #1751 by MalekAlrwily (2014-07-22 12:11:50+00:00)
Title: Create ChunkUseEvent and using it in Level::useChunk

This helps the plugins to cancel the event and save memory.

Example: WorldBorder plugin can using this event to stop players when using chunks outside the border, This is just an example.