Update sponsorship leaderboard normalization

Normalize/display the sponsorship leaderboard by changing all other events to use the current event's sponsorship discount option, to reduce confusion for organizers.

Signed-off-by: Tyler Menezes <tylermenezes@gmail.com>
Update quote styling on homepage

Reduce the border width on quote bubbles

Signed-off-by: Tyler Menezes <tylermenezes@gmail.com>
Move "nothing nearby?" to new page

Move the notification list signup to a new page, /notify.

Signed-off-by: Tyler Menezes <tylermenezes@gmail.com>