Made testing of files for systemtest -s Relax_disp.test_sod1wt_t25_to_sherekhan_input.
bug #21995: (https://gna.org/bugs/index.php?21995) Creating sherekhan input files, with data for several fields and different time_T2
WARNING: The sherekhan user function will write to current directory!.
Authored by: tlinnet 2014-04-30
Parent: [r22889]
Child: [r22891]
