TUT: remove 'functions' dictionary scope from catalyst files

- rename Allrun.parallel to Allrun-parallel (issue #899)

tutorials/incompressible/overPimpleDyMFoam/twoSimpleRotors/system/catalyst

 // ParaView Catalyst function object for OpenFOAM (-*- C++ -*-)
 
-functions
+catalyst
 {
-    catalyst
-    {
-        #includeEtc "caseDicts/insitu/catalyst/catalyst.cfg"
+    #includeEtc "caseDicts/insitu/catalyst/catalyst.cfg"
 
-        scripts
-        (
-            "<system>/scripts/pressure.py"
-            // "<system>/scripts/vorticity.py"
-            // "<etc>/caseDicts/insitu/catalyst/writeMesh.py"
-        );
+    scripts
+    (
+        "<system>/scripts/pressure.py"
+        // "<system>/scripts/vorticity.py"
+        // "<etc>/caseDicts/insitu/catalyst/writeMesh.py"
+    );
 
-        inputs
+    inputs
+    {
+        region
         {
-            region
-            {
-                // Selected fields (words or regex).
-                fields      ( U p );
-            }
+            // Selected fields (words or regex).
+            fields      ( U p );
         }
     }
 }

tutorials/incompressible/overPimpleDyMFoam/twoSimpleRotors/system/controlDict

@@ -50,6 +50,11 @@ adjustTimeStep  yes;
 
 maxCo           1;
 
-// #include "catalyst"
+
+functions
+{
+    // #include "catalyst"
+}
+
 
 // ************************************************************************* //