Major release that finally adds support for non-default container users, more complicated container images and CentOS support - NOT THE LATEST RELEASE

• Support for non-default users
• Improved symlink handling (addressing a number of the existing open issues)
• Better failure monitoring and reporting (so you know better when something fails and what happened)
• The --include-path-file option to make it easier to load extra files you want to keep in your image
• CentOS support
• Additional image layer information
• HTTP Probe retry improvements