version bump to 4.0.7

CHANGELOG

@@ -1,3 +1,7 @@
+== Version 4.0.7
+
+* Added `ShippingAPI::ShippingZone`
+
 == Version 4.0.6
 
 * Replaced `cancelled` with `expired` in `ShopifyAPI::ApplicationCharge`

lib/shopify_api/version.rb

@@ -1,3 +1,3 @@
 module ShopifyAPI
-  VERSION = "4.0.6"
+  VERSION = "4.0.7"
 end