Add compare_property_table function to common.py and add snmp.py file

Christophe Sovant

31.31.2008 e3bfe2bafa89c8536235c9664f22017d08a24450

 opends/tests/shared/functions/environment.xml

@@ -107,6 +107,7 @@
        from common import *
        from security import *
        from replication import *
        from snmp import *
      </script>