Rescue IOError in #eof? in ReplicaSetSimulator
Rescue IOError in #eof? in ReplicaSetSimulator

This fixes an exception on ruby-head

skroutz/moped,newsdev/moped,fcruxen/moped,jonhyman/moped,johnnytomcat/moped,drobune/moped,agis-/moped,mongoid/moped,wandenberg/moped,aijanai/moped,ramen-dev/moped,sferik/moped,crashlytics/moped