(bug 2062) remove old and unused LJ::ExternalSite module. everything
it does is done better in cgi-bin/DW/External, and the only reason
LJ had it in the first place was to specialcase Vox, which no longer
exists.
Merge pull request #463 from rahaeli/bug2062

(bug 2062) remove old and unused LJ::ExternalSite module. everything