Emit response event only on final request

Closes #75

index.js

@@ -138,10 +138,6 @@ function got(url, opts, cb) {
 			var statusCode = response.statusCode;
 			var res = response;
 
-			if (proxy) {
-				proxy.emit('response', res);
-			}
-
 			// auto-redirect only for GET and HEAD methods
 			if (isRedirect(statusCode) && 'location' in res.headers && (opts.method === 'GET' || opts.method === 'HEAD')) {
 				// discard response
@@ -163,6 +159,10 @@ function got(url, opts, cb) {
 				return;
 			}
 
+			if (proxy) {
+				proxy.emit('response', res);
+			}
+
 			if (['gzip', 'deflate'].indexOf(res.headers['content-encoding']) !== -1) {
 				res = res.pipe(zlib.createUnzip());
 			}

readme.md

@@ -128,7 +128,7 @@ When in stream mode, you can listen for events:
 
 ##### .on('response', response)
 
-`response` event to get the response object.
+`response` event to get the response object of the final request.
 
 ##### .on('redirect', response, nextOptions)