Merge build patch for Linux server builds from xui-army. I believe this fixes...

Merge build patch for Linux server builds from xui-army.  I believe this fixes the "llui_libtest -lllui not found" build error.
Merging revisions 123378-123379 of svn+ssh://svn.lindenlab.com/svn/linden/branches/skinning/xui-army into G:\viewer-2-0-link\latest, respecting ancestry