- added the possibility to pass a global customContext object to the default nelmio onerror logger, without implementing a custom logger function behavior
- added small doc in README
- changed too generic customContext var name. Escaped key and removed unnecessary existance check for customContext. Updated doc accordindly
Merge remote-tracking branch 'guillaumepotier/onerror-custom-context'
Add custom context logging to the regular log function as well, and make it read the value every time a log record is created, refs #6