Fix typo: occured -> occurred (#1489366)

Aleksander Machniak

2013-10-04 57b44d2339c4ab0ca07ca2f3884445e5523aa2bb

 program/lib/Roundcube/rcube.php

@@ -1069,8 +1069,8 @@
     *      - code:    Error code (required)
     *      - type:    Error type [php|db|imap|javascript] (required)
     *      - message: Error message
     *      - file:    File where error occured
     *      - line:    Line where error occured
     *      - file:    File where error occurred
     *      - line:    Line where error occurred
     * @param boolean True to log the error
     * @param boolean Terminate script execution
     */
@@ -1295,6 +1295,7 @@
            return $_SESSION['language'];
        }
    }

}