Resolve varying use of neo4j vs neo4j-community

Now the dependencies are:
(neo4j-enterprise)-->(neo4j-advanced)-->(neo4j)-->(all individual modules)
(neo4j-community)-->(neo4j)

i.e. neo4j-community is only an alias for neo4j, kept for historical
reasons
Merge pull request #3354 from cleishm/module-cleanup

Resolve varying use of neo4j vs neo4j-community