XiFoam: Added mesh-motion to replace XiEngineFoam

With the addition of mesh-motion to XiFoam and the new engine fvMeshMover the
XiEngineFoam kivaTest simple IC engine example now runs in XiFoam and
XiEngineFoam has been removed.  This simplifies maintenance provides greater
extensibility.

tutorials/combustion/XiFoam/kivaTest/constant/dynamicMeshDict

@@ -10,19 +10,22 @@ FoamFile
     format      ascii;
     class       dictionary;
     location    "constant";
-    object      engineGeometry;
+    object      dynamicMeshDict;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-engineMesh      layered;
+mover
+{
+    type            layeredEngine;
 
-conRodLength    conRodLength [0 1 0 0 0 0 0] 0.147;
+    libs            ("libfvMeshMovers.so");
 
-bore            bore [0 1 0 0 0 0 0] 0.092;
-
-stroke          stroke [0 1 0 0 0 0 0] 0.08423;
-
-clearance       clearance [0 1 0 0 0 0 0] 0.00115;
+    conRodLength    0.147;
+    bore            0.092;
+    stroke          0.08423;
+    clearance       0.00115;
+    pistonLayers    0;
+}
 
 
 // ************************************************************************* //

tutorials/combustion/XiFoam/kivaTest/system/controlDict

@@ -10,11 +10,11 @@ FoamFile
     format      ascii;
     class       dictionary;
     location    "system";
-    object      controlDict.1st;
+    object      controlDict;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-application     XiEngineFoam;
+application     XiFoam;
 
 startFrom       startTime;
 

tutorials/combustion/XiFoam/kivaTest/system/fvSolution

@@ -66,6 +66,7 @@ PIMPLE
     nCorrectors     2;
     nNonOrthogonalCorrectors 1;
     momentumPredictor yes;
+    correctPhi      no;
 }