A full working version of ES is now available in tutorial/Lesson4,

that makes full use of libes.a.
The user guide is in Lesson4 of the tutorial - programmer's guide
will come later.
Plus many small changes here and there

eo/tutorial/Lesson1/FirstRealGA.cpp

@@ -107,7 +107,7 @@ void main_function(int argc, char **argv)
   //////////////////////////////////////
 // CROSSOVER
   // offspring(i) is a linear combination of parent(i)
-  eoArithmeticCrossover<Indi> xover;
+  eoSegmentCrossover<Indi> xover;
 // MUTATION
   // offspring(i) uniformly chosen in [parent(i)-epsilon, parent(i)+epsilon]
   eoUniformMutation<Indi>  mutation(EPSILON);