Add structs of trains

src/train.h

+#ifndef TRAIN_VAR_H_
+#define TRAIN_VAR_H_ 1
+
+#include "geometry/Point.h"
+#include "geometry/Transition.h"
+
+struct TrainTimeTable
+{
+     int id;
+     std::string type;
+     int rid; // room id
+     int sid; // subroom id
+     double tin; // arrival time
+     double tout; //leaving time
+     Point pstart; // track start
+     Point pend; // track end
+     Point tstart; // train start
+     Point tend; // train end
+     int pid; // Platform id
+     bool arrival;
+     bool departure;
+};
+struct TrainType
+{
+     std::string type;
+     int nmax; // agents_max
+     float len; //length
+     std::vector<Transition> doors;
+};
+
+#endif /* TRAIN_H_ */