Upgrades Monolog to version 2
Now requires PHP 7.2+ in line with Monolog 2 (For older php versions use the 2.0 releases)
Adds new handlers, processors and formatters to align with Monolog 2
Updates tests for PHPUnit 8.5
Updates code style to PSR-12
BC BREAK: Removes Deprecated handlers
BC BREAK: Some handlers have been renamed
For more information on upstream BC Breaks and changes please see Monologs UPGRADE.md