Commit the man pages and make aggregate public again

man/layer.names-methods.Rd

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+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/layers.metabarcoding.R
+\docType{methods}
+\name{layer.names,metabarcoding.data-method}
+\alias{layer.names,metabarcoding.data-method}
+\alias{layer.names-methods,metabarcoding.data}
+\title{Returns the names of all the layers}
+\usage{
+\S4method{layer.names}{metabarcoding.data}(obj)
+}
+\arguments{
+\item{obj}{a \code{\link{metabarcoding.data}} instance}
+}
+\value{
+a vector of type \code{character} containing the
+         list of all the layer names.
+}
+\description{
+\code{layer.names} extracts the list of all the layer
+names attached to a \code{\link{metabarcoding.data}} instance.
+}