Re: tab completion for alter extension

The following review has been posted through the commitfest application:
make installcheck-world:  tested, passed
Implements feature:       tested, passed
Spec compliant:           tested, passed
Documentation:            tested, passed

I did some tests and found nothing special. The stated resource is implemented correctly.
He passes all regression tests and enables the use of the new features specified.

The new status of this patch is: Ready for Committer