Correctly format dates in changeshappened

api/src/com/todoroo/andlib/utility/DateUtilities.java

@@ -291,4 +291,9 @@ public class DateUtilities {
         return result;
     }
 
+    public static String timeToIso8601(long time) {
+        Date date = new Date(time);
+        return new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(date); //$NON-NLS-1$
+    }
+
 }

astrid/plugin-src/com/todoroo/astrid/actfm/sync/messages/ChangesHappened.java

@@ -14,6 +14,7 @@ import com.todoroo.andlib.data.Property.PropertyVisitor;
 import com.todoroo.andlib.data.TodorooCursor;
 import com.todoroo.andlib.sql.Order;
 import com.todoroo.andlib.sql.Query;
+import com.todoroo.andlib.utility.DateUtilities;
 import com.todoroo.astrid.actfm.sync.ActFmPreferenceService;
 import com.todoroo.astrid.actfm.sync.ActFmSyncThread.ModelType;
 import com.todoroo.astrid.core.PluginServices;
@@ -162,7 +163,7 @@ public class ChangesHappened<TYPE extends RemoteModel, OE extends OutstandingEnt
                 if (l == 0 && property.checkFlag(Property.PROP_FLAG_USER_ID))
                     return ActFmPreferenceService.userId();
                 else if (property.checkFlag(Property.PROP_FLAG_DATE))
-                    return l.longValue() / 1000L;
+                    return DateUtilities.timeToIso8601(l);
                 return l;
             } else {
                 return getAsString(data);