Enable 1.9 building.
Fix javabytes error on 1.9 in the spec.
Clean up the spec helper output before yamlizing it.

This prevents an error in 1.9 mode where it was unable to reconstruct objects
that aren't used in the test anyways.
Merge pull request #8 from stormbrew/fix-1.9

Fixed a couple of errors that cropped up in the specs when building in 1.9 mode (which is now default in jruby1.7+).