slapos_crm: include_message as optional on the return

This makes the ease to get the message, on certain special cases.

master/bt5/slapos_crm/SkinTemplateItem/portal_skins/slapos_crm_monitoring/SoftwareInstance_hasReportedError.py

@@ -9,6 +9,8 @@ if context.getAggregateValue(portal_type="Computer Partition") is not None:
   try:
     d = memcached_dict[context.getReference()]
   except KeyError:
+    if include_message:
+      return "Not possible to connect"
     return  
 
   d = json.loads(d)
@@ -17,8 +19,11 @@ if context.getAggregateValue(portal_type="Computer Partition") is not None:
 
   # Optimise by checking memcache information first.
   if result.startswith('#error '):
-    return last_contact
+    return result
 
   # XXX time limit of 48 hours for run at least once.
 
+if include_message:
+  return result
+
 return None

master/bt5/slapos_crm/SkinTemplateItem/portal_skins/slapos_crm_monitoring/SoftwareInstance_hasReportedError.xml

@@ -50,7 +50,7 @@
         </item>
         <item>
             <key> <string>_params</string> </key>
-            <value> <string></string> </value>
+            <value> <string>include_message=False</string> </value>
         </item>
         <item>
             <key> <string>id</string> </key>