fix redhat init script to use pid file (avoid killing all flexisips running on the machine)
fix redhat init script to use pid file (avoid killing all flexisips running on the machine)

gale320/flexisip,BelledonneCommunications/flexisip,BelledonneCommunications/flexisip,gale320/flexisip,BelledonneCommunications/flexisip,gale320/flexisip,BelledonneCommunications/flexisip,gale320/flexisip