add a fallback logger
add a fallback logger

Debugging the IncidentLogger is challenging without one. Not sure if it
will stick around though.

jasonm23/celluloid,seuros/celluloid,celluloid/celluloid,tarcieri/celluloid,TiagoCardoso1983/celluloid,davydovanton/celluloid,sideci-sample/sideci-sample-celluloid,marshall-lee/celluloid,kenichi/celluloid,mehta/celluloid,jstoja/celluloid,olleolleolle/celluloid,dilumn/celluloid