- Fix: close properly IMAP connection also when user is not logged in

program/include/rcube_imap.php

@@ -156,7 +156,6 @@ class rcube_imap
      */
     function close()
     {
-        if ($this->conn && $this->conn->connected())
         $this->conn->close();
         $this->write_cache();
     }

program/include/rcube_imap_generic.php

@@ -708,7 +708,7 @@ class rcube_imap_generic
 
     function close()
     {
-	    if ($this->putLine("I LOGOUT")) {
+	    if ($this->logged && $this->putLine("I LOGOUT")) {
 		    if (!feof($this->fp))
 			    fgets($this->fp, 1024);
 	    }