Allow to set url_string on Software Installation.

master/bt5/vifib_open_trade/PortalTypePropertySheetTemplateItem/property_sheet_list.xml

@@ -6,6 +6,9 @@
  <portal_type id="Slave Instance">
   <item>HostingSubscription</item>
  </portal_type>
+ <portal_type id="Software Installation">
+  <item>Url</item>
+ </portal_type>
  <portal_type id="Software Instance">
   <item>HostingSubscription</item>
  </portal_type>

master/bt5/vifib_open_trade/bt/revision

-180
+181
\ No newline at end of file

master/bt5/vifib_open_trade/bt/template_portal_type_property_sheet_list

 Hosting Subscription | HostingSubscription
 Hosting Subscription | SoftwareInstance
 Slave Instance | HostingSubscription
+Software Installation | Url
 Software Instance | HostingSubscription
\ No newline at end of file