Update the help text on themes.php. The Install Themes tab is now an Add New button.

props ethitter.
fixes #26285.


git-svn-id: https://develop.svn.wordpress.org/trunk@26759 602fd350-edb4-49c9-b593-d223f7449a82
Use non-breaking spaces before the last word in headlines to prevent widows when wrapping at responsive sizes. See #26387.

git-svn-id: https://develop.svn.wordpress.org/trunk@26760 602fd350-edb4-49c9-b593-d223f7449a82
Twenty Fourteen: clean up PHP braces style in page templates. Closes #26467.

git-svn-id: https://develop.svn.wordpress.org/trunk@26761 602fd350-edb4-49c9-b593-d223f7449a82