Updated relative path into *.sh

ceilometer-for-tests.sh

 #!/bin/bash
 for i in {1..500}
 do
-    python /usr/lib/zabbix/externalscripts/ceilometer $1 $2 
+    python ceilometer $1 $2 
     #sleep `perl -e 'printf("%.2f\n", rand())'`
 done
 wait

ceilometer.sh

 #!/bin/bash
-python /usr/lib/zabbix/externalscripts/ceilometer $1 $2  
+python ceilometer $1 $2  

hypervisor-show.sh

 #!/bin/bash
-python /usr/lib/zabbix/externalscripts/hypervisor-show
+python hypervisor-show