Log Message:
tex-mcf2graph{,-doc}: update to 5.02

5.00
-change syntax of beginfigm()
 beginfigm() => beginfigm
-change command name
 MC() => cv()
 mc_check() => checkm()
-change library name
 mcf_library.mcf => main_lib.mcf
-add command loadm(),readm(),getm(),putm
-delete command mc_query()
-delete aux-file output
-add MCF template file template_lib.mcf
-add batch file mcf_to_graph.cmd
 >mcf_to_graph template_lib.mcf
  drag and drop library files on this batch
  create svg(default) files in ./template_lib
-update mcf2graph.mp
-update mcf_exa_soc.mp
-update MCF manual,example

5.01
-change command name
  cv_at() => cvat()
-update MCF manual,example

5.02
-change command name
 cv() => drawm()
-add abbreviated form command
 '',$,@,#,#@,##,|=,|<,_,\,\*,\\
-delete command cvat()
-update MCF manual,example