Merge branch '5.x_noemail' into 'master'

CRM/Core/Payment/Stripe.php

CRM/Core/Payment/StripeIPN.php

CRM/Stripe/Customer.php

CRM/Stripe/Page/Webhook.php

CRM/Stripe/Upgrader.php

README.md

api/v3/StripeCustomer.php

info.xml

sql/auto_install.sql

sql/auto_uninstall.sql

stripe.php

templates/CRM/Stripe/Page/Webhook.tpl

tests/katalon/civicrm-stripe-test-suite.html

tests/phpunit/CRM/Stripe/BaseTest.php

tests/phpunit/CRM/Stripe/IpnTest.php

xml/Menu/stripe.xml