Escapes meta og:description.
Escapes meta og:description.

Without the escape, one could inject html ending the meta tag and
injecting a <link> to a slow resource, etc. I've confirmed that it is
indeed possible.

gratipay/gratipay.com,mccolgst/www.gittip.com,bountysource/www.gittip.com,studio666/gratipay.com,gratipay/gratipay.com,bountysource/www.gittip.com,studio666/gratipay.com,eXcomm/gratipay.com,mccolgst/www.gittip.com,bountysource/www.gittip.com,eXcomm/gratipay.com,studio666/gratipay.com,studio666/gratipay.com,bountysource/www.gittip.com,mccolgst/www.gittip.com,eXcomm/gratipay.com,mccolgst/www.gittip.com,gratipay/gratipay.com,gratipay/gratipay.com,eXcomm/gratipay.com