Develop Build and Test
Coopr (old)
Tests: 637 passed
Duration: 7 minutes
Changes: Who: Chris Gianelloni
Why: Exclude test gems from build
Prevent installation of RubyGems from the test group from being
installed by bundler.

Signed-off-by: Chris Gianelloni <wolf31o2@gmail.com>

Who: Chris Gianelloni
Why: Merge pull request #983 from caskdata/feature/move-rake-test
Exclude test gems from build
Changes by Chris Gianelloni