Added includes necessary to compile using gcc 4.4

eo/app/gprop/mlp.h

@@ -17,6 +17,8 @@
 #include <utils/rnd_generators.h> // normal_generator
 #include <vecop.h>                // *
 
+#include <assert.h>
+#include <limits>
 
 
 namespace mlp

eo/src/utils/eoGnuplot.cpp

@@ -24,6 +24,7 @@
 #include <config.h>
 #endif
 
+#include <string.h>
 #include <sstream>
 #include <stdexcept>