(log for previous commit) web discovery : patched name guessing & bookmarklet mimetype
patched name guessing (for root url, trimming & empty case ex. HttpDownloader npex,
don't remove "wsdl" when in url and not after ?)
patched bookmarklet server (mimetype : application/javascript and not application/x-javascript)
patched bookmarklet client (improved debugging, prepared upgrades ex. new model, component / probe)