pgsql: Revert pgindent length back to 79 because we are going to fix the

Log Message:
-----------
Revert pgindent length back to 79 because we are going to fix the BSD
indent bug.

Tags:
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REL8_1_STABLE

Modified Files:
--------------
pgsql/src/tools/pgindent:
README (r1.17 -> r1.17.6.1)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/tools/pgindent/README.diff?r1=1.17&r2=1.17.6.1)