NAMESPACE modification, cleaning up unused docs

NAMESPACE

@@ -3,6 +3,8 @@
 export(OGS6)
 export(OGS6_Chain)
 export(OGS6_Ensemble)
+export(OGS6_UnstructuredGrid)
+export(OGS6_mesh)
 export(generate_benchmark_script)
 export(generate_structured_mesh)
 export(pick_vtu_file)
@@ -29,7 +31,6 @@ export(r2ogs6_linear_solver)
 export(r2ogs6_local_coordinate_system)
 export(r2ogs6_material_property)
 export(r2ogs6_medium)
-export(r2ogs6_mesh)
 export(r2ogs6_nonlinear_solver)
 export(r2ogs6_output)
 export(r2ogs6_parameter)

man/as_node.r2ogs6_mesh.Rd

-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/vtu.R
-\name{as_node.r2ogs6_mesh}
-\alias{as_node.r2ogs6_mesh}
-\title{as_node.r2ogs6_curve}
-\usage{
-as_node.r2ogs6_mesh(x)
-}
-\arguments{
-\item{x}{A r2ogs6_mesh class object}
-}
-\description{
-Implementation of generic function as_node for S3 class r2ogs6_mesh
-}

man/r2ogs6_mesh.Rd

-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/vtu.R
-\name{r2ogs6_mesh}
-\alias{r2ogs6_mesh}
-\title{r2ogs6_mesh}
-\usage{
-r2ogs6_mesh(mesh_ref)
-}
-\arguments{
-\item{mesh_ref}{A reference to a .vtu file}
-}
-\description{
-Wrapper class, so far only has a reference to a .vtu file
-}