Add configuration to JDBCNodeStore
Add JDBCNodeStore tests for gathering valid local subscribers to a node
Add tests for node deletion functionality
If a node is emphemeral then user's all become moderators on subscribe
Formatting updates
Ephemeral nodes can only have owners or moderators
Update formatting
Add tests for deletion of ephemeral nodes
Add code for deletion of ephemeral nodes
Merge pull request #273 from surevine/ephemeral-destroy

Delete ephemeral nodes when last member leaves
Merge pull request #272 from surevine/ephemeral-affiliation

Ephemeral nodes can only have owners or moderators
Merge pull request #271 from surevine/ephemeral-moderators

Ephemeral moderators
Merge pull request #267 from surevine/close-the-door-on-your-way-out

Close the door on your way out