Excessive logout

From: http://www.tryton.org/~irclog/2018-11-12.log.html#t09:11-5

The logout method continue to loop when session has been removed. Also the logging info when the session was not removed should be an error.

assigned to @ced

added trytond type::behavior + 1 deleted label

added 1 deleted label and removed 1 deleted label

I tested it and it works well.

review74421002 updated at https://codereview.tryton.org/74421002/#ps1

New changeset 1dc9b0a15c22 by Cédric Krier in branch 'default':
Stop retry to remove session once it succeed
https://hg.tryton.org/trytond/rev/1dc9b0a15c22

added 1 deleted label and removed 1 deleted label

closed

New changeset 2cadbe66e46a by Cédric Krier in branch 'default':
Stop retry to remove session once it succeed
https://hg.tryton.org/tryton-env/rev/2cadbe66e46a

New changeset 0e85484ba68e by Cédric Krier in branch '5.0':
Stop retry to remove session once it succeed
https://hg.tryton.org/trytond/rev/0e85484ba68e

New changeset 7ec0404b32b4 by Cédric Krier in branch '4.8':
Stop retry to remove session once it succeed
https://hg.tryton.org/trytond/rev/7ec0404b32b4