Typo fix: s/airbreak/airbrake/g
Typo fix: s/airbreak/airbrake/g

droppedoncaprica/node-airbrake,dylanahsmith/node-airbrake,miguelmota/node-airbrake,sinsoku/node-airbrake,airbrake/node-airbrake,protonet/node-airbrake,felixge/node-airbrake