TUT: samplingDebug was left enabled in tutorial (and missing a file)

tutorials/incompressible/simpleFoam/squareBend/constant/triSurface/angledPlane.obj

+# An angled plane that extends beyond the geometry
+o angledPlane
+
+v -0.03 -0.08 -0.03
+v -0.03 -0.08 0.03
+v -0.07 -0.02 0.03
+v -0.07 -0.02 -0.03
+
+f 1 2 4
+f 2 3 4
+# EOF

tutorials/incompressible/simpleFoam/squareBend/system/controlDict

@@ -52,7 +52,7 @@ runTimeModifiable true;
 functions
 {
     #include "sampling"
-    #include "samplingDebug"
+    // #include "samplingDebug"
 }