[Haskell-cafe] ANNOUNCE: happstack 0.5.0

[Alexander Solla]

On May 3, 2010, at 10:57 AM, Jeremy Shaw wrote:

>     - hide IxSet constructor. use ixSet instead.
>     - improved efficiency of gteTLE, getGTE, and getRange
>     - get rid of Dynamic, just use Data.Typeable (internal change)
>     - added deleteIx
>     - Eq and Ord instances for IxSet
>     - removed a bunch of cruft
>     - greatly improved documentation
>     - added stats function
>     - Protect user from using unindexed keys in searches in IxSet
>     - Runtime safeguard for badly formed inferIxSet indexes
>     - Fixed IxSet Default instance
>     - More detailed error messages in IxSet

Quite nice!  Good job guys, I'll be upgrading and using these features  
today (especially the Eq instance for IxSet)

-Alex