Fixing a bad merge commit in packaging/debian/changelog
Adding an ec2_elb test to re-add an instance that had been removed
Adding a new system_warnings config option to supress warnings
Make concatenating certs robust in urls.py

Add a newline after each certificate file explicitly to avoid problems
with files that do not end with a newline themselves.
Moving display-related functions to new module in utils
Merge pull request #7236 from jcassee/robust-ssl-cert-concat

Make concatenating certs robust in urls.py