[plt-planet-announce] Updated PLaneT package: cce/scheme.plt for 4.x

From: PLaneT (planet at plt-scheme.org)
Date: Tue Sep 15 01:18:09 EDT 2009

This announces the availability of an updated package from PLaneT:

Name:            scheme.plt
Package version: 5.0
Owner:           cce

Package Description
PLT Scheme programming utilities, including tools for: classes and objects, higher order functions, planet packages, imperative queues, module imports and exports, sandboxed evaluation, syntax objects, textual data, multiple values, and web pages.
Release Notes
5.0: Added modules for: contracts, definition macros, dictionaries and hash tables, port I/O, regular expressions, GUI widgets, DrScheme language levels, and Slideshow presentations. Added macros and functions for: eta expansion, locally scoped module imports, sandboxes sharing module instances, manipulating source locations, and head expansion in macro transformers. And changed a few other things here and there.

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