Add new ChunkReference.

Remove all observer handling from PlayerNetworkComponent because NetworkComponent already handles that.
This is broken.

Signed-off-by: Jack Huey kitskub@gmail.com
Work towards unifying unloading

Signed-off-by: Jack Huey kitskub@gmail.com
Fix NPE

Signed-off-by: Jack Huey kitskub@gmail.com
Cleanup up SaveState

Signed-off-by: Jack Huey kitskub@gmail.com
More cleanup of SaveState

Fixed wrong nextState

Signed-off-by: Jack Huey kitskub@gmail.com
More improvements

Signed-off-by: Jack Huey kitskub@gmail.com
Add RegionReference

Signed-off-by: Jack Huey kitskub@gmail.com
remove entity from expiredObserversQueue immediately, so we don't have to check all at once

Signed-off-by: Jack Huey kitskub@gmail.com