Merge pull request #124 from edx/fix/cale/test-ruby-install

Do a bundle install before trying to use rake, so that we have all the p...

jenkins/test.sh

@@ -65,6 +65,8 @@ export DJANGO_LIVE_TEST_SERVER_ADDRESS=${DJANGO_LIVE_TEST_SERVER_ADDRESS-localho
 
 source /mnt/virtualenvs/"$JOB_NAME"/bin/activate
 
+bundle install
+
 rake install_prereqs
 rake clobber
 rake pep8 > pep8.log || cat pep8.log