Remove commented out code
Remove commented out code

Let's kill this while we're at it. DEBUG was used by old versions of
oauthlib.

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