Fixes #6726 - sends username in cp-user header.
refs #5271 - update tito for el7
fixes #7084 - add rubygem-hammer_cli_import dep
Merge pull request #4585 from adamruzicka/fixes-6725-cp-user-header

Fixes #6726 - Actions that hit candlepin use username in cp-user oauth header
Merge pull request #4580 from jmontleon/add-h-c-import-dep

fixes #7084 - add rubygem-hammer_cli_import dep
Merge pull request #4604 from jlsherrill/releng

refs #5271 - update tito for el7