Changes for version 0.11
- Fixed bug in exists() method. Thanks go to Rob Kinyon for the spot and the fix.
- Fixed bug in the count() method.
- Fixed bug in the delete() method.
- Added a to_hash() alias for the as_hash() method.
- Added more tests
- Set::Array - Arrays as objects with lots of handy methods (including Set comparisons) and support for method chaining.