* * setting up a pvc to allow for neo4j backups

* * allowing pvc to be turned off
* allowing pvc size to be configurable

* ISSUE 196
* added neo4j plugins
* added chart versions
* removed image pull policy never from metadata service

* * PR comment fix; using the correct maven repo urls

* (ISSUE 196) - added neo4j s3 backup cron pod

* * added missing restartPolicy

* (ISSUE 196)
* updated for PR comments
* using export schema, export graphml functions

* * using neo4j image instead of aws cli image
* updated pvc to point at /data for mount path, to avoid path collision of neo4j image
* made commands chained\dependent

* * removing full path from ls command

* * increased the sleep time to 30s

* (ISSUE 196)
* removed defaulting of persistence
* moved neo4j persistence size to dedicated block
* removed manual\host mapping of pv\pvc

* * turning on neo4j-shell and it's port
* using neo4j-shell for backups