code: public ConsulResponse<CatalogNode> getNode(final String node, final String datacenter, final String tag
      ) {
          return getNode(node, datacenter, tag, RequestOptions.BLANK);
      }
docs: Retrieves a single node for a given datacenter.
  <p>
  GET /v1/catalog/node/{node}?dc={datacenter}
  
  @param node       node
  @param datacenter dc
  @param tag        tag
  @return A list of matching {@link io.advantageous.consul.domain.CatalogService} objects.