Added nucleus. Better initial configuration of filaments.

mihaf

2014-03-25 fe24d29b3c8684f08dccd01f5785aa48b7137322

 src/io.h

@@ -26,6 +26,7 @@
       long int brezveze2;
       ts_double xk0;
   ts_double dmax;
   ts_double dmin_interspecies;
   ts_double stepsize;
   ts_double kspring;
   ts_double xi;