Add default action on SIGTERM/SIGINT
Add default action on SIGTERM/SIGINT

rimms/jubatus,gintenlabo/jubatus,mathn/jubatus,rimms/jubatus,mathn/jubatus,elkingtonmcb/jubatus,jubatus/jubatus,jubatus/jubatus,jubatus/jubatus,elkingtonmcb/jubatus,roselleebarle04/jubatus,gintenlabo/jubatus,roselleebarle04/jubatus