Improve error message for get_snmp_cred_id in Orion pack
Improve error message for get_snmp_cred_id in Orion pack

armab/st2contrib,tonybaloney/st2contrib,StackStorm/st2contrib,tonybaloney/st2contrib,armab/st2contrib,StackStorm/st2contrib,StackStorm/st2contrib,armab/st2contrib,tonybaloney/st2contrib