fix misstyped passwords leaked in log files with redmine auth provider

mereth

2014-08-18 2445d4b2b80671bdcefbd4ed81f394a5249ee13d

 src/main/java/com/gitblit/models/ServerSettings.java

@@ -58,4 +58,8 @@
   public boolean hasKey(String key) {

      return settings.containsKey(key);

   }



   public SettingModel remove(String key) {

      return settings.remove(key);

   }

}