Merged V2.0 to HEAD

5116: AWC-1067, AWC-1126
   5121: AR-1233 (from 1.4 via 2.0)
   5129: AR-966
   5131: Overlay copy and duplicate name


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5323 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/action/executer/MailActionExecuter.java

@@ -282,6 +282,11 @@ public class MailActionExecuter extends ActionExecuterAbstractBase
                         
                         message.setTo(recipients.toArray(new String[recipients.size()]));
                     }
+                    else
+                    {
+                        // No recipiants have been specified
+                        logger.error("No recipiant has been specified for the mail action");
+                    }
                 }
                 
                 // set subject line