Updated Client Detail Header for better mobile fit, lots of progress on stripe pay and some other minor updates

vendor/stripe-php-7.0.2/lib/Exception/IdempotencyException.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Stripe\Exception;
+
+/**
+ * IdempotencyException is thrown in cases where an idempotency key was used
+ * improperly.
+ *
+ * @package Stripe\Exception
+ */
+class IdempotencyException extends ApiErrorException
+{
+}