Update support text with a better call for donation
Instead to provide figures of project costs, we explain why we need
a donation, and offer a call for action.
The wire transfer and Paypal instructions are presented in two columns.
Test Plan: Ensure CSS grid works fine at < 710 and > 710px.
Reviewed By: dereckson
Differential Revision: https://devcentral.nasqueron.org/D1051