Add isolation tests for DROP INDEX CONCURRENTLY.

Simon Riggs <simon@2ndQuadrant.com>

Commit: 4e206744dc4bb21f583ff35893cf826a04f6c64b
Author: Simon Riggs <simon@2ndQuadrant.com>
Date: 2012-10-18T12:37:09Z
Releases: 9.3.0
Add isolation tests for DROP INDEX CONCURRENTLY.
Backpatch to 9.2 to ensure bugs are fixed.

Abhijit Menon-Sen

Files