Update global.php
Fixed a merge failure
Fixed the detection of missing config file
#6622 Logger refactoring: moved "log message processing" into "Processor" objects (to prepare the transition to Monolog)
#6622 Logger refactoring: quick code simplification
#6622 Logger refactoring: formatting messages is now done through Formatters instead of events
Merge branch 'tmp-path' into log-refactoring-1