maddingo/sojo — comment on commit bfd599a816a0cceb7ee7b4b89248a61f6885c34d
File: src/main/java/net/sf/sojo/util/Util.java line 49
By maddingo:

If there is just a list, it is difficult to remove a previously added format, if you don't have a reference to the instance, therefor a map with a String key