remove GSHHS plugin

Plugin/CMakeLists.txt

@@ -15,7 +15,7 @@ set(SRC
     LongitudeLatitude.cpp
   Triangulate.cpp Tetrahedralize.cpp
   Warp.cpp SphericalRaise.cpp
-  Skin.cpp GSHHS.cpp
+  Skin.cpp
   MathEval.cpp ModifyComponent.cpp ExtractElements.cpp
   MakeSimplex.cpp
   Integrate.cpp Gradient.cpp Curl.cpp Divergence.cpp

Plugin/GSHHS.h

-// Gmsh - Copyright (C) 1997-2013 C. Geuzaine, J.-F. Remacle
-//
-// See the LICENSE.txt file for license information. Please report all
-// bugs and problems to the public mailing list <gmsh@geuz.org>.
-
-#ifndef _GSHHS_H_
-#define _GSHHS_H_
-
-#include "Plugin.h"
-
-extern "C"
-{
-  GMSH_Plugin *GMSH_RegisterGSHHSPlugin();
-}
-
-#endif

Plugin/PluginManager.cpp

@@ -47,7 +47,6 @@
 #include "Lambda2.h"
 #include "ModifyComponent.h"
 #include "Probe.h"
-#include "GSHHS.h"
 #include "HomologyComputation.h"
 #include "HomologyPostProcessing.h"
 #include "ExtractEdges.h"
@@ -227,8 +226,6 @@ void PluginManager::registerDefaultPlugins()
                       ("Probe", GMSH_RegisterProbePlugin()));
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("Triangulate", GMSH_RegisterTriangulatePlugin()));
-    allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
-                      ("GSHHS", GMSH_RegisterGSHHSPlugin()));
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("ExtractEdges", GMSH_RegisterExtractEdgesPlugin()));
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>