Various fixes for github issues
- 206
- 226
- 241
- 280
- 281
- 287
- 289
- 294
- 303
- 312
- 314
Adding in the following features/functionality
-Support for multiple compose files.
A full list of issues and PRs associated with this release can be found [here](https://github.com/ puppetlabs/puppetlabs-docker/issues?q=is%3Aissue+milestone%3AV3.0.0+is%3Aclosed)