Seldaek/monolog — pull request #169 by smoench (2013-02-25 14:50:26+00:00)
Title: Added a request token processor to detect log messages per request

This is a better way to detect related log messages per request.

config.yml:
formatter: [%%datetime%%] [%%extra.request_token%%] %%channel%%.%%level_name%%: %%message%%

May resolves Issue #34