v1.13: Update applier, Markdown CI
- Fixed dead links in readme's - garethahealy
- Added markdown-link-check to travis to highlight any deadlinks - garethahealy
- Added travis/license badge to readme - garethahealy
- Updated default value as ansible-stacks no longer exists - garethahealy
- Upgrade to openshift-applier v2.1.1, fixes #239 (#240) - Petter Abrahamsson