Twenty Fourteen: Adjust spacing for menu toggle button to avoid overflowing accented characters.

Broken in [28698].

props schoenwaldnils.
fixes #27456.
Built from https://develop.svn.wordpress.org/trunk@28756


git-svn-id: http://core.svn.wordpress.org/trunk@28570 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: fix masthead behavior in IE when a custom header image is present. Props Kau-Boy, lancewillett. Fixes #27220.
Built from https://develop.svn.wordpress.org/trunk@28758


git-svn-id: http://core.svn.wordpress.org/trunk@28571 1a063a9b-81f0-0310-95a4-ce76da25c4cd