Accept also text/html
Accept also text/html

Twitter seems to send it like that, even it's plaintext.

Signed-off-by: Jari Vanhala <aefe6aab19681b1019effddab5466005c67babf0@ixonos.com>

plotters/accounts-sso.signon-plugin-oauth2,plotters/accounts-sso.signon-plugin-oauth2