ENH: surface: various updates to the surface utilities

surfaceBooleanFeatures: use CGAL for intersection
surfaceCheck: write surface zoning as vtk file
surfaceInflate: new utility to offset surface
surfacePatch: replacement for surfaceAutoPatch. Also does cutting of surfaces.

applications/utilities/surface/surfaceBooleanFeatures/CGAL3DKernel.H

@@ -0,0 +1,55 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2015 OpenFOAM Foundation
+     \\/     M anipulation  | Copyright (C) 2015 OpenCFD Ltd.
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Typedefs
+    CGAL3DKernel
+
+Description
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef CGAL3DKernel_H
+#define CGAL3DKernel_H
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#ifdef CGAL_INEXACT
+
+    // Fast kernel using a double as the storage type
+    #include "CGAL/Exact_predicates_inexact_constructions_kernel.h"
+    typedef CGAL::Exact_predicates_inexact_constructions_kernel K;
+
+#else
+
+    // Very robust but expensive kernel
+    #include "CGAL/Exact_predicates_exact_constructions_kernel.h"
+    typedef CGAL::Exact_predicates_exact_constructions_kernel K;
+
+#endif
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //