Merge pull request #5 from wick-ed/master

added notification  for server/container communication
refactored due to split off server component
Merge pull request #6 from zelgerj/master

refactoring due to server component split off
added test environment
Merge pull request #7 from zelgerj/master

added test environment
added travis config
Merge pull request #8 from zelgerj/master

added travis config
Update build.default.properties
Update composer.json
added very basic documentation