CLOUDSTACK-9569: add router.aggregation.command.each.timeout to agent.properties

Author: Abhinandan Prateek

agent/conf/agent.properties

@@ -152,3 +152,7 @@ hypervisor.type=kvm
 # kvmclock.disable=false
 # Some newer linux kernels are incapable of reliably migrating vms with kvmclock
 # This is a workaround for the bug, admin can set this to true per-host
+#
+#router.aggregation.command.each.timeout=600
+#timeout value for aggregation commands send to virtual router
+#