chore: docs, added create react app template for post css to be added…#30

Draft

reubenae wants to merge 2 commits intointuit:masterfrom

reubenae:examples

Commits on Oct 1, 2020

chore: docs, added create react app template for post css to be added to as an example
Reuben Evans
committed
trying to add postcss-themed
Reuben Evans
committed