Fix TestPages.test_homepage_with_anonymous_giver.
Fix TestPages.test_homepage_with_anonymous_giver.

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