closed-intervals-0.1.1.0: ChangeLog.md

# Changelog for closed-intervals

- 0.1.1.0 added properOverlap, splitIntersecting and splitProperlyIntersecting.
  Added maybeBounds to the IntersectionQuery class.

- 0.1.0.1 bugfix in hullSeqNonOverlap which was not caught 
  because the QuickCheck generator generated data which 
  did not meet the assumptions made by hullSeqNonOverlap.

## Unreleased changes