[plt-planet-announce] Updated PLaneT package: krhari/pfds.plt for 4.x, 3xx

This announces the availability of an updated package from PLaneT:

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Name:            pfds.plt
Package version: 1.5
Owner:           krhari


Package Description
A library of purely functional data structures in Typed Racket. Data structures in the library are based on Chris Okasaki's book Purely Functional Data Structures, work by Phil Bagwell and others
Release Notes
Added light weight streams to make a few data structures run faster. Added optimizations to some data structures. Added a new Treap data structure to the package.
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Go to 

http://planet.racket-lang.org/display.ss?package=pfds.plt&owner=krhari

for more information.