Fix handling of directories under lib in the DeploymentAgent.
Validate addition/removal of containers to the ensemble against the existing ensemble.
Don't display into System.err when saving configuration.
Make ProfileData internal maps immutable.
Improve & Un-ignore itests.
[FABRIC-749] NoSuchMethodError: org.apache.felix.utils.properties.Properties.setProperty
tidied the docs to remove dummy metadata from the front of the docs and to consistently start from h2 or greater numbers for headings