Refactored func to create regions map.
Refactored func to create regions map.

dooferlad/juju,bogdanteleaga/juju,bac/juju,anastasiamac/juju,gabriel-samfira/juju,reedobrien/juju,alesstimec/juju,dooferlad/juju,kat-co/juju,reedobrien/juju,waigani/juju,kat-co/juju,gabriel-samfira/juju,dimitern/juju,anastasiamac/juju,bz2/juju,makyo/juju,mjs/juju,ericsnowcurrently/juju,axw/juju,howbazaar/juju,mikemccracken/juju,kat-co/juju,AdamIsrael/juju,mikemccracken/juju,bogdanteleaga/juju,alesstimec/juju,mjs/juju,axw/juju,dimitern/juju,kat-co/juju,AdamIsrael/juju,howbazaar/juju,alesstimec/juju,perrito666/juju,bz2/juju,anastasiamac/juju,gabriel-samfira/juju,axw/juju,macgreagoir/juju,marcmolla/juju,perrito666/juju,macgreagoir/juju,marcmolla/juju,reedobrien/juju,makyo/juju,mikemccracken/juju,makyo/juju,frankban/juju,bac/juju,perrito666/juju,mjs/juju,mjs/juju,bz2/juju,alesstimec/juju,mikemccracken/juju,bz2/juju,bac/juju,bogdanteleaga/juju,macgreagoir/juju,waigani/juju,gabriel-samfira/juju,ericsnowcurrently/juju,perrito666/juju,frankban/juju,marcmolla/juju,mjs/juju,mjs/juju,dooferlad/juju,reedobrien/juju,dimitern/juju,axw/juju,ericsnowcurrently/juju,gabriel-samfira/juju,marcmolla/juju,anastasiamac/juju,howbazaar/juju,macgreagoir/juju,bogdanteleaga/juju,howbazaar/juju,AdamIsrael/juju,dooferlad/juju,frankban/juju,perrito666/juju,macgreagoir/juju,frankban/juju,ericsnowcurrently/juju,marcmolla/juju,dooferlad/juju,mjs/juju,axw/juju,reedobrien/juju,alesstimec/juju,mikemccracken/juju,dimitern/juju,frankban/juju,makyo/juju,kat-co/juju,AdamIsrael/juju,waigani/juju,anastasiamac/juju,waigani/juju,bz2/juju,ericsnowcurrently/juju,dimitern/juju,bac/juju,howbazaar/juju,bac/juju