plt/racket — pull request #848 by samth (2014-12-11 16:50:38+00:00)
Title: Improve formatting in `raco pkg show`, and add single-package show.

* `raco pkg show typed-racket` now shows all packages that match
the regular expression "typed-racket"

* `raco pkg show` now only shows the first 8 characters of checksums
unless you provide the `--full-sha` argument.