Added description of a single function in vertex.c

Samo Penic

2015-02-24 063f2e5464f1e0e7cc2766b2cd94b8ca8c242a3d

 src/initial_distribution.c

@@ -42,6 +42,7 @@
   ts_vertex *vtx;

   vesicle=initial_distribution_dipyramid(tape->nshell,tape->ncxmax,tape->ncymax,tape->nczmax,tape->stepsize);
    vesicle->tape=tape;
   // Nucleus:
   vesicle->R_nucleus=tape->R_nucleus*tape->R_nucleus;