fix misstyped passwords leaked in log files with redmine auth provider

mereth

2014-08-18 2445d4b2b80671bdcefbd4ed81f394a5249ee13d

 src/main/java/com/gitblit/tickets/ITicketService.java

@@ -251,6 +251,7 @@
    */
   public boolean isAcceptingTicketUpdates(RepositoryModel repository) {
      return isReady()
            && repository.hasCommits
            && repository.isBare
            && !repository.isFrozen
            && !repository.isMirror;