deprecate vue-stripe-elements-plus

Major improvements v1.0.0 (#120)

* refactor(polyfill): use babel + browserslist for handling polyfills

* refactor(dev): use prettier and eslint

* refactor: took ownership of the package after break-up of the company

* refactor(dependencies): upgrade webpack, remove unused lodash

* feat: implement flexible stripe elements

* chore: add year

* chore: generate dist

* refactor(docs): update readme for v1.0.0

* refactor: remove helper components, too much hassle, use StripeElement

* refactor(docs): update readme

* refactor(stripeElements): improve while testing

* refactor: enable jest unit tests

* test(stripeElements): test initStripe, createElements, createElement

* refactor(build): generate build

Expose clear() method on Stripe element https://stripe.com/docs/strip…

…e-js/reference#other-methods

release 0.2.7

Add stripe retrieveSource support

Change package name due to the name conflict