Fix issue #1243 - media attachments without parent
Fix typo and updated readme for issue #1243 fix
Merge branch 'master' of git://github.com/Yoast/wordpress-seo into Issue-1243-attachments-redirect-no-parent

Conflicts:
	readme.txt
Merge branch 'master' of git://github.com/Yoast/wordpress-seo into Issue-1243-attachments-redirect-no-parent

Conflicts:
	readme.txt
Emphasize the 'unattached' in the text string
Merge pull request #1256 from jrfnl/Issue-1243-attachments-redirect-no-parent

Fix issue #1243 - media attachments without parent