nice formatting for the first example

examples/num1/iemodelproblem.cc

@@ -15,17 +15,17 @@ int main ()
   V u(1);
   u[0] = 1.0;
 
-  std::vector<Number> times;           // store time values here
-  std::vector<V> states; // store states here
-  times.push_back(time);  // initial time
-  states.push_back(u); // initial state
+  std::vector<Number> times; // store time values here
+  std::vector<V> states;     // store states here
+  times.push_back(time);     // initial time
+  states.push_back(u);       // initial state
 
   while (time<5.0-1e-6) // the time loop
     {
       u[0] = u[0]/(1-lambda*dt);
       time += dt;
       times.push_back(time); // save time
-      states.push_back(u); // and state
+      states.push_back(u);   // and state
     }
 
   gnuplot("iemp.dat",times,states); // output model result