isolate version 3.0.1 has been released!

* <http://github.com/jbarnette/isolate>

Isolate is a very simple RubyGems sandbox. It provides a way to
express and automatically install your project's Gem dependencies.

Changes:

### 3.0.1 / 2011-05-11

* 6 minor enhancements:

  * Added Entry#to_s and #inspect to make it much more readable.
  * Added Isolate.sandbox=3D and used it from Hoe::Isolate plugin.
  * Deprecated Sandbox#index.
  * Entry#specification now returns nil if it doesn't resolve to =
anything.
  * Refactored Sandbox's default path so that tests won't collide with =
our Rakefile.
  * We now require rubygems >=3D 1.8.2.

* 2 bug fixes:

  * Cleaned up all warnings caused by rubygems 1.8 deprecations.
  * Fixed Sandbox#legitimize! to properly deal with Gem::Dependency.