[Test] Fix failure of cxx_ex test when debug_verbose=y

Partially addresses Issue 69.

test_problems/cxx_ex/kinetics_example1.cpp

@@ -75,6 +75,7 @@ int kinetics_example1(int job)
         // create a container object to run the simulation
         // and add the reactor to it
         ReactorNet* sim_ptr = new ReactorNet();
+        sim_ptr->setVerbose(false);
         sim_ptr->addReactor(&r);
 
         double tm;

test_problems/cxx_ex/kinetics_example2.cpp

@@ -65,6 +65,7 @@ int kinetics_example2(int job)
         // and add the reactor to it
         ReactorNet* sim_ptr = new ReactorNet();
         ReactorNet& sim = *sim_ptr;
+        sim.setVerbose(false);
         sim.addReactor(&r);
 
         double tm;

test_problems/cxx_ex/kinetics_example3.cpp

@@ -72,6 +72,7 @@ int kinetics_example3(int job)
         // create a container object to run the simulation
         // and add the reactor to it
         ReactorNet& sim = *(new ReactorNet());
+        sim.setVerbose(false);
         sim.addReactor(&r);
 
         double tm;