shore up relationship model for iprules

.gitignore

@@ -4,3 +4,4 @@ config.yaml.private.*
 data/*
 vendor/*
 .bundle
+tmp_notes

models/nodes.rb

@@ -61,6 +61,13 @@ class IpRules
   property :private
 end
 
+class SecurityGroupsIpRules
+  include Neo4j::ActiveRel
+  from_class :SecurityGroup
+  to_class :IpRules
+  type :ip_rules
+end
+
 # SSH key class
 class SshKey
   include Neo4j::ActiveNode