Cosmetic CSS change to make field and label baselines line up vertically.

Signed-off-by: Daira Hopwood <daira@leastauthority.com>
Cosmetic changes to S4 subscription form.

Signed-off-by: Daira Hopwood <daira@leastauthority.com>
S4 subscription form: "product_slug" template isn't defined.

Signed-off-by: Daira Hopwood <daira@leastauthority.com>
S4 subscription form: wording changes.

Signed-off-by: Daira Hopwood <daira@leastauthority.com>
Change to jQuery 1.10.2 because it supports Internet Explorer < IE9 (boo, hiss).

Signed-off-by: Daira Hopwood <daira@leastauthority.com>