Polish debugging info

src/bisection-example-new.cc

@@ -146,13 +146,14 @@ void functionTester(
     SampleFunctional<dim, Function> J,
     typename SampleFunctional<dim, Function>::SmallVector &start, size_t runs) {
   typename SampleFunctional<dim, Function>::SmallVector correction;
+  std::cout << "Old value: J(...) = " << J(start) << std::endl;
   for (size_t i = 1; i <= runs; ++i) {
     correction = J.minimise(start);
     start += correction;
     if (i != runs)
       std::cout << "New value: J(...) = " << J(start) << std::endl;
   }
-  std::cout << "Arrived at J(...) = " << J(start) << std::endl;
+  std::cout << "Final value J(...) = " << J(start) << std::endl;
 }
 
 void testSampleFunction() {