Twenty Fourteen: pinking shears.

git-svn-id: https://develop.svn.wordpress.org/trunk@27123 602fd350-edb4-49c9-b593-d223f7449a82
Twenty Fourteen: fix Ephemera Widget to avoid showing full post content when displayed in single post or page. Restore the global `$more` to its original value after the widget output to avoid any issues caused by changing a global variable.

Props obenland, mor10, Frank Klein. See #26961.

git-svn-id: https://develop.svn.wordpress.org/trunk@27124 602fd350-edb4-49c9-b593-d223f7449a82