- Add chunk preloading to RegionVisitor if supplied with a suitable Extent - Where extents are used in masks, set EditSession as the extent as they are otherwise initialised with WorldWrapper that is very slow - Fixes #1073
- Add chunk preloading to RegionVisitor if supplied with a suitable Extent - Where extents are used in masks, set EditSession as the extent as they are otherwise initialised with WorldWrapper that is very slow - Fixes #1073