keyword cleanup cont'ed

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@56524 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.out.vtk/main.c

@@ -58,6 +58,7 @@ int main(int argc, char *argv[])
     module = G_define_module();
     G_add_keyword(_("raster"));
     G_add_keyword(_("export"));
+    G_add_keyword("VTK");
     module->description = _("Converts raster maps into the VTK-ASCII format.");
 
     /* Get parameters from user */

raster3d/r3.out.vtk/main.c

@@ -376,6 +376,7 @@ int main(int argc, char *argv[])
     G_add_keyword(_("raster3d"));
     G_add_keyword(_("voxel"));
     G_add_keyword(_("export"));
+    G_add_keyword("VTK");
     module->description =
         _("Converts 3D raster maps into the VTK-ASCII format.");
 

vector/v.out.vtk/main.c

@@ -46,6 +46,7 @@ int main(int argc, char *argv[])
     module = G_define_module();
     G_add_keyword(_("vector"));
     G_add_keyword(_("export"));
+    G_add_keyword("VTK");
     module->description =
 	_("Converts a vector map to VTK ASCII output.");