 
     defp requests(path, multihash) do
         case get(path <> multihash) do
-            ## TODO: add more cases. 
+            ## TODO: add more cases.
             %Tesla.Env{status: 200, headers: headers, body: body} -> %{:headers => headers, :body => body}
             %Tesla.Env{status: 500, headers: headers, body: body} -> %{:headers => headers, :body => body}
             %Tesla.Env{status: 404, headers: headers} -> %{:headers=> headers, :error => "Error: 404 page not found."}
-        end 
+        end
     end
 
     defp write_file(raw, multihash) do
       File.write(multihash, raw, [:write, :utf8])
     end
-end+end

                String.valid?(w) ->
                    r <> w
                true ->
                    << parsed :: 8 >> = w 
                    r <> << parsed :: utf8 >>
            end
        end)

    def tour_restart do
        requests("/tour/restart", "")
    end
    


    defp build_url(conn, path) do
