Use pip -q to suppress excessive output in travis
Make apt-get quieter with -qq
Make manage.py collectstatic quieter in travis
Tweak pip output so that Travis doesn't think we've stalled
Revert "Disable Travis emails until we configure the tests"

This reverts commit 05bc5818c7277a83f3470c86cb6f79b08e7d561e.
Merge branch 'lua-travis-quiet' into gurtej-fix-more-tests