reword first JSONP sentence

source/includes/json/_intro.md

@@ -31,7 +31,7 @@ For example, to embed petition content from a ControlShift website **demo.contro
 you'd want to add **hq.example.org** to your CORS Hostnames.
 
 ### JSONP
-JSONP is an older approach to allowing cross-origin requests for JSON data.
+JSONP is an older way to allow cross-origin requests for JSON data.
 The way it works is by specifying a Javascript callback that will handle the JSON data. The server wraps that callback around the data it returns.
 This allows the call to technically be a Javascript request instead of a JSON request, and so the browser allows it.