Merge pull request #11692 from alalek:default_log_level_warnings
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Tue, 5 Jun 2018 20:07:15 +0000 (20:07 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Tue, 5 Jun 2018 20:07:15 +0000 (20:07 +0000)

Trivial merge