Add forgotten PL/Perl regression test files

Alvaro Herrera <alvherre@alvh.no-ip.org>

Commit: 892a8d05440deaf0f73b91a98f35d32b9415d497
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: 2012-07-10T20:46:59Z
Releases: 9.1.5
Add forgotten PL/Perl regression test files

Due to a git hook blowing up in my face telling me I could not commit
Peter Eisentraut's patch on his name, I had to "git reset" to fix the
previous commit ... and then forgot that I needed to "git add" these
files :-(

Files