DomainContact versioning and tests for versioning

app/models/domain_contact.rb

@@ -3,6 +3,10 @@ class DomainContact < ActiveRecord::Base
   belongs_to :contact
   belongs_to :domain
 
+  after_create :domain_snapshot
+  after_destroy :domain_snapshot
+#  after_save :domain_snapshot
+
   attr_accessor :value_typeahead
 
   def epp_code_map
@@ -33,4 +37,11 @@ class DomainContact < ActiveRecord::Base
   def value_typeahead
     @value_typeahead || contact.try(:name) || nil
   end
+
+  def domain_snapshot
+    # We don't create a version unless domain is valid, is that a good idea?
+    return true unless PaperTrail.enabled?
+    domain.touch_with_version if domain.valid?
+    true
+  end
 end

app/views/client/domain_versions/show.haml

@@ -55,5 +55,9 @@
                       = ns[:hostname] + ","
                       = ns[:ipv4] || ns[:ipv6]
 
-              %td= l(version.created_at, format: :short)
+              %td
+                %p{ :style => 'font-size:x-small;' }
+                  = l(version.created_at, format: :short)
+                  = version.whodunnit
+                  = version.event