Log Message:
Update ruby-test-spec package to 0.9.

Release Name: 0.9

Notes:
* July 2nd, 2008: Fifth public release 0.9.
  * Allow should.<predicate>? as well as should.<predicate>.
  * Add shared contexts.
  * Nested contexts now run the
    setups/teardowns/before(:all)/after(:all) of their parents.