Fix a bug that could cause a NOTICE to be displayed when rendering FTS Configurations in the tree.
Add a title to the backup and restore windows

We previously add one but when I commited my patch on a better
internationlisation, the BACKUPTITLE and RESTORETITLE were never
initialized... which bringed an untitled window.

No backpatch right now, because it would be work for translators.

Per request from Bastiaan Olij.
Fix the display of extension owner names.
Fix the editing of pg_hba.conf files.
Update german translation
Add smallserial handling

Per a request from Matthew Syphus.
Add tab option in the Import dialog

Per a request from Jeff Janes.
Update supported server versions for the next release.
Merge remote-tracking branch 'origin/master' into debugger_redesign