Module update for Callback

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Record update in the PAUSE modules database:

       modid: [Callback]
       statd: [R]
       stats: [d]
       statl: [p]
       stati: [O]
       statp: [o] was [?]
 description: [Define easy to use function callback objects]
      userid: [MUIR]
   chapterid: [20]
    mlstatus: [list]

Data entered by David Muir Sharnoff (MUIR).
Please check if they are correct.

Thanks,
-- 
The PAUSE