Presentation layout tweaks, second charity page

*Changed monetary displays to not show decimals + round to three sig
figs
* Added quicknav headers to each section
* Added F.A.Q. header
* Switched FAQ answers to be accordion-like collapsible divs instead of
mouseover tooltips
* Switched factor description phrasing in calculator from questions to
noun-phrases
* Bolded RESET ALL METRICS TO DEFAULTS text for visibility
* Added Westridge Academy (the mock Education charity) page text for
calculator, impact, research sections
* Implemented Westridge Academy benefit calculations in JS/JQ