Added logger calls.
Added logger calls.

keesschepers/concurrent-spider-bundle,lkalinka/concurrent-spider-bundle,keesschepers/concurrent-spider-bundle,keesschepers/concurrent-spider-bundle,Breuls/concurrent-spider-bundle,lkalinka/concurrent-spider-bundle,lkalinka/concurrent-spider-bundle,Breuls/concurrent-spider-bundle,Breuls/concurrent-spider-bundle