Added getDim() to Population and renamed some stuff

src/ibea/population.cpp

-#include <stdlib.h>
+#include <cstdlib.h>
 
 #include "population.h"
 
@@ -24,14 +24,18 @@ Population::~Population(){
   free(fitnesses_);
 }
 
-int Population::getSizeMax(){
-  return size_max_;
-}
-
 int Population::getSize(){
   return size_;
 }
 
+int Population::getCurrentSize(){
+  return current_size_;
+}
+
+int Population::getDim(){
+  return dimension_;
+}
+
 int Population::getMu(){
   return mu_;
 }

src/ibea/population.h

@@ -5,8 +5,9 @@ class Population {
 public:
   Population(int size_max, int dimension, int mu);
   ~Population();
-  int getSizeMax();
   int getSize();
+  int getCurrentSize();
+  int getDim();
   int getMu();
 
   void setIndiv(int i, int j, double value);
@@ -15,8 +16,8 @@ public:
   double getFit(int i);
 
 private:
-  int size_max_;
   int size_;
+  int current_size_;
   int dimension_;
   double ** population_;
   double * fitnesses_;