emacs-wiki–gary–1.0–patch-2: favor page names over interwiki names

patch 2 changes current emacs-wiki behavior to favor intra-wiki page
names over interwiki names, which may or may not be a good thing.

../../tmp/emacs-wiki–gary–1.0–patch-5/emacs-wiki–gary–1.0–patch-2.patches/patches/emacs-wiki.el.patch