* add persistence.existingClaim to postgresql
* update docs
* make template inline
* nope, that was not right
* up version
* clean up templating
* bump minor version
* Fixes#415
* Use volumeMount subPath feature to accomplish same goal. Removed obseleted init-container to remove lost-found directory.
* Bumped version to 1.0.0. Made persistence.subPath configurable. Added a note in README for users wanting to upgrade.
* Updated persistence readme wording
* postgresql: optional prometheus metrics exporter
* split metrics.image into image and imageTag
* bump postgresql chart to 0.3.0
* Adding myself as maintainer for the postgresql chart