Improve log message
Removed an unused use statement
Fixed the phpdoc of the MessageProviderInterface
Merge pull request #33 from stof/patch-2

Removed an unused use statement
Merge pull request #34 from stof/patch-3

Fixed the phpdoc of the MessageProviderInterface
Add missing interface for MaxExecutionTimeProcessor
Merge pull request #35 from odolbeau/fix-interface

Add missing interface for MaxExecutionTimeProcessor