When configured with --enable-locallisppath=no, which is the default for OS
X, the load-path incorrectly was populated with ".".

See the following for for information:

http://git.savannah.gnu.org/cgit/emacs.git/commit/?h=emacs-25&id=ae3057412a0673667e76cd281e5c5db46be18254

    -- Anders Lindgren