MFH: r362322

Update to 2.26.1

PR:		191184
Submitted by:	Jan Beich
Approved by:	gecko (flo)
Security:	http://www.vuxml.org/freebsd/888a0262-f0d9-11e3-ba0c-b4b52fce4ce8.html

Approved by:	portmgr (erwin)
Make sysutils/pstree operable in jailed environment.

(cherry picked from commit 0aa00da618ffa2bc5b4c4f8b89be22b9df2e9936)
Fixed replacement of $(PGBOUNCER_RUNDIR) in files/pgbouncer.in
Revert "Define and use "our_gid" variable."