Title: 
  Moving an unused macro from a module to another module
Goal: 
  Move the declaration of macro `Person' from module `mr12' to module
  `mr12t'.
Parameters:
  [{file,"mr12.erl"},{maclist,["Person"]},{filename,"mr12t.erl"}].
Documentation: 
  Remove the macro declaration from `mr12.erl', append it to `mr12t.erl'.
