Changes in code and README for easier compilation. May break something

Samo Penic

2023-01-24 a8e354c7fad70eb7fdfda62ec83faf1be6c4ed44

 src/vertexmove.c

@@ -15,6 +15,7 @@
#include "vertexmove.h"
#include <string.h>
#include "constvol.h"
#include "globals.h"

ts_bool single_verticle_timestep(ts_vesicle *vesicle,ts_vertex *vtx,ts_double *rn){
    ts_uint i;