Bug 1133590 - Unable to login in to 'Red Hat Access' in IE

After investigation with chindley, the issue is fixed on JON side, just by
adding IE=10; to X-UA-Compatible meta. IE9 won't work anyway, because it
does not support CORS

(cherry picked from commit b333a02502847cce28ded7cb41ea4dbebca6731a)
Signed-off-by: Libor Zoubek <lzoubek@redhat.com>