Merge pull request #544 from reshmabidikar/update-for-hyperswitch

Update for hyperswitch plugin

userguide/tutorials/plugin_introduction.adoc

@@ -144,10 +144,12 @@ GoCardless enables customers to pay for products and services from their bank ac
 To learn about _payment_ plugins, see the
 https://docs.killbill.io/latest/payment_plugin.html[_Payment Plugin Overview_].
 
+For details about developing your own payment plugin, see the https://docs.killbill.io/latest/payment_plugin[_Payment Plugin Development Guide_]
+
 [[payment_gateways]]
 === Payment Gateways
 
-Our current open-source payment plugins are for Adyen, Braintree, Qualpay, and Stripe. For more information on payment plugins in general, see the Payment Plugin Guide. 
+Our current open-source payment plugins are for Adyen, Braintree, Qualpay, Stripe, and Hyperswitch.
 
 *Note:* The Braintree and Adyen (Checkout) open-source plugins were developed by Wovenware, our development partner. 
 
@@ -156,10 +158,13 @@ Our current open-source payment plugins are for Adyen, Braintree, Qualpay, and S
 * Braintree: https://github.com/Wovenware/killbill-braintree[GitHub] | https://github.com/Wovenware/killbill-braintree#readme[Readme] 
 * Qualpay: https://github.com/killbill/killbill-qualpay-plugin[GitHub] | https://github.com/killbill/killbill-qualpay-plugin#readme[Readme] 
 * Stripe: https://github.com/killbill/killbill-stripe-plugin[GitHub] | https://github.com/killbill/killbill-stripe-plugin#readme[Readme]
+* Hyperswitch: https://github.com/juspay/hyperswitch-killbill-plugin[GitHub] | https://github.com/juspay/hyperswitch-killbill-plugin/blob/11433a53e1d0e92c9216e43e5e31ac02f606f23d/README.md[Readme]
 
-For more information about _payment_ plugins, see the 
+For more information about _payment_ plugins, see the
 https://docs.killbill.io/latest/payment_plugin.html[_Payment Plugin Overview_].
 
+For details about developing your own payment plugin, see the https://docs.killbill.io/latest/payment_plugin[_Payment Plugin Development Guide_]
+
 [[taxes]]
 === Taxes