Fix ticket mail dropping bug when author does not have an address

James Moger

2014-09-08 2b8a0fd89bdf63dcf87ae868559b97f8d3e6eee2

 src/main/java/com/gitblit/manager/IUserManager.java

@@ -24,6 +24,7 @@
    *
    * @param username
    * @return true if the specified username represents an internal account
     * @since 1.4.0
    */
   boolean isInternalAccount(String username);