Twenty Fourteen: add author description below author name on author archive view, and update styles for archive header area. Props iamtakashi, closes #26420.

git-svn-id: https://develop.svn.wordpress.org/trunk@26654 602fd350-edb4-49c9-b593-d223f7449a82
Twenty Fourteen: avoid overflow for `audio` and similar elements. Fixes #26426.

git-svn-id: https://develop.svn.wordpress.org/trunk@26655 602fd350-edb4-49c9-b593-d223f7449a82
Restore CSS for the Site Content, née Right Now, Dashboard widget. Removes a nice large swath of unnecessary styles. fixes #26392, see #25824.


git-svn-id: https://develop.svn.wordpress.org/trunk@26656 602fd350-edb4-49c9-b593-d223f7449a82