Twenty Fourteen: remove CSS transitions, props iamtakashi. Fixes #25553.
Built from https://develop.svn.wordpress.org/trunk@25753


git-svn-id: http://core.svn.wordpress.org/trunk@25666 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: improve primary navigation styles for a clearer distinction between hover and the current page highlight, and change color to harmonize with the search toggle. Props iamtakashi, fixes #25554.
Built from https://develop.svn.wordpress.org/trunk@25754


git-svn-id: http://core.svn.wordpress.org/trunk@25667 1a063a9b-81f0-0310-95a4-ce76da25c4cd