Update the README
Update the README

nachocove/ModernHttpClient-demo,tomgilder/OkHttpClient,tpurtell/ModernHttpClient,leonardors/ModernHttpClient,kensykora/ModernHttpClient,pacificIT/ModernHttpClient,tomgilder/OkHttpClient,scoodah/ModernHttpClient,nachocove/ModernHttpClient,koltsov-ps/ModernHttpClient,mattleibow/ModernHttpClient,djlewisxactware/ModernHttpClient,paulcbetts/ModernHttpClient,xamarin/ModernHttpClient