Add 'progress' config option for monitoring progress events for uploads and downloads.

README.md

@@ -49,7 +49,7 @@ axios.get('/user?ID=12345')
   .catch(function (response) {
     console.log(response);
   });
-	
+
 // Optionally the request above could also be done as
 axios.get('/user', {
     params: {
@@ -147,7 +147,7 @@ This is the available config options for making requests. Only the `url` is requ
   // The last function in the array must return a string or an ArrayBuffer
   transformRequest: [function (data) {
     // Do whatever you want to transform the data
-	
+
     return data;
   }],
 
@@ -155,7 +155,7 @@ This is the available config options for making requests. Only the `url` is requ
   // it is passed to then/catch
   transformResponse: [function (data) {
     // Do whatever you want to transform the data
-	
+
     return data;
   }],
 
@@ -186,7 +186,13 @@ This is the available config options for making requests. Only the `url` is requ
   xsrfCookieName: 'XSRF-TOKEN', // default
 
   // `xsrfHeaderName` is the name of the http header that carries the xsrf token value
-  xsrfHeaderName: 'X-XSRF-TOKEN' // default
+  xsrfHeaderName: 'X-XSRF-TOKEN', // default
+
+  // `progress` allows handling of progress events for 'POST' and 'PUT uploads'
+  // as well as 'GET' downloads
+  progress: function(progressEvent) {
+    // Do whatever you want with the native progress event
+  }
 }
 ```
 
@@ -201,7 +207,7 @@ The response for a request contains the following information.
 
   // `status` is the HTTP status code from the server response
   status: 200,
-  
+
   // `statusText` is the HTTP status message from the server response
   statusText: 'OK',