Merge pull request #12 from cloudnative/master

Artifacts map has changed to Map<String, Map<String, String>>
circle.yml and settings.xml added
.gitignore update
circle.yml - cache_directories update
circle.yml - cache_directories update
circle.yml: -Dmaven.test.skip=true
circle.yml - Maven updates
circle.yml cleanup
circle.yml - override test
circle.yml - override test
circle.yml - override test