Added the content of the WSG and GitHub Usage wiki article to the README
Added the content of the WSG and GitHub Usage wiki article to the README

ucsb-wsg/ucsb-wsg.github.io,loganfranken/ucsb-wsg.github.io,ucsb-wsg/ucsb-wsg.github.io,loganfranken/ucsb-wsg.github.io,loganfranken/ucsb-wsg.github.io,ucsb-wsg/ucsb-wsg.github.io