Re-add "make check" target in src/test/isolation/Makefile

This effectively reverts 7886cc73ad12fb9b5a729b6c8152f11a309f5d65,
which was done under the impression that isolationtester needs libpq,
which it no longer does (and never really did).

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/8e5f4300fdcadac1bfd72a7d1a0225030226c800

Modified Files
--------------
src/test/isolation/Makefile |    9 ++-------
1 files changed, 2 insertions(+), 7 deletions(-)

pgsql-committers by date

Next:	From: Peter Eisentraut	Date: 2012-03-02 20:37:41
	Subject: pgsql: Fix incorrect uses of gzFile
Previous:	From: Tom Lane	Date: 2012-03-02 19:29:14
	Subject: pgsql: Allow child-relation entries to be made in ec_has_constEquivale