Created for experiment CPC Upgrade Eligibility Banner
Sets localStorage item on https://www.verizon.com/digital/nsa/secure/ui/udb/#/ of evolv:upgrade-eligibility containing a JSON object indexed by phone number and eligibility status.
Reads evolv:upgrade-eligibility on https://www.verizon.com/digital/nsa/secure/ui/cpc/#/dataselectorperks or https://www.verizon.com/digital/nsa/secure/ui/cpc/#/dataselectorperks, setting boolean localStorage entries for evolv:cpc-iphone and evolv:cpc-upgrade-eligible and sets remoteContext entries for vz.CPCIPhone and vz.CPCUpgradeEligible for that line.
On https://www.verizon.com/digital/nsa/secure/ui/cpc/#/dataselectorperks it reads localStorage entries for evolv:cpc-iphone and evolv:cpc-upgrade-eligible and sets remoteContext entries for vz.CPCIPhone and vz.CPCUpgradeEligible.