STYLE: Remove unnecessary cvMesh dictionary entries

tutorials/mesh/cvMesh/blob/system/cvMeshDict

@@ -171,12 +171,8 @@ motionControl
 
     maxLoadUnbalance            0.5;
 
-    alignmentSearchSpokes       24;
-
     alignmentAcceptanceAngle    48;
 
-    sizeAndAlignmentRebuildFrequency 40;
-
     pointInsertionCriteria
     {
         cellCentreDistCoeff     1.75;

tutorials/mesh/cvMesh/flange/system/cvMeshDict

@@ -166,12 +166,8 @@ motionControl
 
     maxLoadUnbalance            0.2;
 
-    alignmentSearchSpokes       36;
-
     alignmentAcceptanceAngle    48;
 
-    sizeAndAlignmentRebuildFrequency 20;
-
     pointInsertionCriteria
     {
         cellCentreDistCoeff     1.75;

tutorials/mesh/cvMesh/simpleShapes/system/cvMeshDict

@@ -310,25 +310,12 @@ motionControl
     // Timing and memory usage.
     timeChecks                  no;
 
-    // Number of rays in plane parallel to nearest surface. Used to detect
-    // next closest surfaces. Used to work out alignment (three vectors)
-    // to surface.
-    // Note that only the initial points (from the seeding) calculate this
-    // information so if these are not fine enough the alignment will
-    // not be correct. (any points added during the running will lookup
-    // this information from the nearest initial point since it is
-    // expensive)
-    alignmentSearchSpokes       36;
-
     // For each delaunay edge (between two vertices, becomes
     // the Voronoi face normal) snap to the alignment direction if within
     // alignmentAcceptanceAngle. Slightly > 45 is a good choice - prevents
     // flipping.
     alignmentAcceptanceAngle    48;
 
-    // How often to rebuild the alignment info (expensive)
-    sizeAndAlignmentRebuildFrequency 20;
-
     // When to insert points. Not advisable change to
     // these settings.
     pointInsertionCriteria