[tclwebtest] Documentation patch for link command

[Grzegorz A. H. <gr...@ef...>]

Here it is.

One is to be applied on tclwebtest.tcl, another over a selftest.

-- 
 Grzegorz Adam Hankiewicz, gr...@ef.... Tel: +34-94-472 35 89.
 eFaber SL, Maria Diaz de Haro, 68, 2         http://www.efaber.net/
 48920 Portugalete, Bizkaia (SPAIN)