Replaced the 'Opened' type with 'RegionalHandle' which simplifies the code a bit
Replaced the 'Opened' type with 'RegionalHandle' which simplifies the code a bit

Ignore-this: 8fb7180d245f6df7f668b815326677ba

darcs-hash:20100123135847-ae560-d6d442e064096b41429a9c8d532737c0d938b5d4.gz

basvandijk/regions