Update erpnext manual link (#6853)

* Update erpnext manual link

* Update README.md

* Update conf.js
diff --git a/README.md b/README.md
index dbb88ac..4f59339 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 ERPNext is built on the [Frappe](https://github.com/frappe/frappe) Framework, a full-stack web app framework in Python & JavaScript.
 
-- [User Guide](https://manual.erpnext.com)
+- [User Guide](https://frappe.github.io/erpnext/)
 - [Getting Help](http://erpnext.org/getting-help.html)
 - [Discussion Forum](https://discuss.erpnext.com/)
 
diff --git a/erpnext/public/js/conf.js b/erpnext/public/js/conf.js
index 89e5396..d256c08 100644
--- a/erpnext/public/js/conf.js
+++ b/erpnext/public/js/conf.js
@@ -14,7 +14,7 @@
 	$('.navbar-home').html('<img class="erpnext-icon" src="'+
 			frappe.urllib.get_base_url()+'/assets/erpnext/images/erp-icon.svg" />');
 
-	$('[data-link="docs"]').attr("href", "https://manual.erpnext.com")
+	$('[data-link="docs"]').attr("href", "https://frappe.github.io/erpnext/")
 	$('[data-link="issues"]').attr("href", "https://github.com/frappe/erpnext/issues")