(readme) Added poi windows install using chocolatey.
(readme) Added poi windows install using chocolatey.

poooi/poi,syncsyncsynchalt/poi,syncsyncsynchalt/poi,gnattu/poi,poooi/poi,yudachi/poi,syncsyncsynchalt/poi,yudachi/poi,gnattu/poi,yudachi/poi,poooi/poi,PHELiOX/poi,syncsyncsynchalt/poi,poooi/poi,PHELiOX/poi