Updated the tests to conform the new Boost-like API

eo/test/mpi/t-mpi-common.h

@@ -0,0 +1,43 @@
+# ifndef __T_MPI_COMMON_H__
+# define __T_MPI_COMMON_H__
+
+#include <serial/eoSerial.h>
+
+template< class T >
+struct SerializableBase : public eoserial::Persistent
+{
+    public:
+
+        operator T&()
+        {
+            return _value;
+        }
+
+        SerializableBase() : _value()
+        {
+            // empty
+        }
+
+        SerializableBase( T base ) : _value( base )
+        {
+            // empty
+        }
+
+        void unpack( const eoserial::Object* obj )
+        {
+            eoserial::unpack( *obj, "value", _value );
+        }
+
+        eoserial::Object* pack(void) const
+        {
+            eoserial::Object* obj = new eoserial::Object;
+            obj->add("value", eoserial::make( _value ) );
+            return obj;
+        }
+
+    private:
+        T _value;
+};
+
+
+# endif // __T_MPI_COMMON_H__