Add arguments to enable cobertura plugin on jenkins and create common module
for the run-tests.py  to share content across projects.
Add line break at end of file
Respond to PR comments
Merge branch 'pulp-2.4' into barnabycourt-build-coverage

Conflicts:
	playpen/ci/run_tests.sh
Fix missing space
Merge pull request #699 from pulp/barnabycourt-build-coverage

Add arguments to enable cobertura plugin on jenkins and create a common modue