To DO for MarlinGUI:
   ====================
  * don't allow to add new processor without a name !
    done 20061212
    
  * optionally scan N events for missing collection names ?
 


   TO DO for Marlin  (from v00-07)
   ===============================

 * support global parameters registered in processor
 
 * users want mechanism to define limits on file size and/or number
   of events in output file
   -> maybe also some parsing feature to allow to specify file sets
      for input and output a la fpack:  run00001-run01000.slcio ?


   TO DO for Marlin  (from v00-06)
   ===============================

 * read chain of files in Marlin.cc
   done 20041223

   TO DO for Marlin  (from v00-03)
   ===============================

 * generate warning instead of error message if less than MaxRecordNumber records read
   done 20041110


 * implement verbosity level for output


 * implement error handling/messages


 * improve handling/documentation of steering parameters / modules
     - Marlin -l : list all kown modules and their steering parameters
      done20041115 

     - create default steering file from registered modules  ....
       done 2004123 -> in -l

     - allow leading whitespace in steering file
       done20041115

 * develop AIDAProcessor for producing AIDA/root histograms 
   done 20041115

 * make AIDAProcessor optional part of kernel marlin
   done 20041115


 * provide default AIDA/JNI implementation on DL5
   done 20041123

 * develop makefiles to build applications from several libraries/packages
   done 20041202 -> examples/mymarlin/src/GNUmakefile