Add application_name to "connection authorized" log messages

When Who What
2018-09-28 23:17:00 Stephen Frost (sfrost) Closed in commitfest 2018-09 with status: Committed
2018-09-28 23:17:00 Stephen Frost (sfrost) Changed committer to sfrost
2018-08-10 22:48:12 Andrew Dunstan (adunstan) New status: Waiting on Author
2018-08-10 22:35:50 Andrew Dunstan (adunstan) Closed in commitfest 2018-07 with status: Moved to next CF
2018-08-10 22:35:46 Andrew Dunstan (adunstan) New status: Needs review
2018-07-30 10:21:05 Peter Eisentraut (petere) New status: Waiting on Author
2018-06-25 21:06:56 Gilles Darold (darold) New status: Ready for Committer
2018-06-25 15:59:46 Gilles Darold (darold) New status: Waiting on Author
2018-06-25 13:57:43 Gilles Darold (darold) Added darold as reviewer
2018-06-20 19:17:01 Don Seiler (dtseiler) Changed authors to Don Seiler (dtseiler)
2018-06-20 19:16:23 Don Seiler (dtseiler) Attached mail thread CAHJZqBB_Pxv8HRfoh+AB4KxSQQuPVvtYCzMg7woNR3r7dfmopw@mail.gmail.com
2018-06-20 19:16:23 Don Seiler (dtseiler) Created patch record