JS refactor to use Parsley JS instead of jQuery validate.
Validation calls moved to base Stripe checkout instead of left in add-ons.
Global stripeCheckout var removed from JS.
Updated plugin URI and description.
Merge branch 'master' into validation-refactor
Validation refactor work in progress.
Validation refactor done!
Disable original payment button and change text for UI feedback while POST-ing to Stripe.
Reference user-entered amount input value instead of input element itself.
Show currency code on right (or USD $ on left) of total amount in [stripe_total] shortcode.
Renamed $currency_code to $currency for brevity.
public.js: New function isZeroDecimalCurrency()
Minor styling & spacing.
Consolidated public CSS from upcoming add-ons to the base plugin's single CSS file.