Update README.md

Tony Issakov · Tony Issakov · commit b54f53092526 · 2013-07-07T12:46:04.000+08:00
Minor fix to callback arguments. NSData included now.
diff --git a/README.md b/README.md
@@ -114,7 +114,7 @@ It's also possible to use the async image downloader independently:
                                                    {
                                                        // progression tracking code
                                                    }
-                                                   completed:^(UIImage *image, NSError *error, BOOL finished)
+                                                   completed:^(UIImage *image, NSData *data, NSError *error, BOOL finished)
                                                    {
                                                        if (image && finished)
                                                        {

Original file line number	Diff line number	Diff line change
`@@ -114,7 +114,7 @@ It's also possible to use the async image downloader independently:`
`114`	`114`	`{`
`115`	`115`	`// progression tracking code`
`116`	`116`	`}`
`117`		`- completed:^(UIImage image, NSError error, BOOL finished)`
	`117`	`+ completed:^(UIImage image, NSData data, NSError *error, BOOL finished)`
`118`	`118`	`{`
`119`	`119`	`if (image && finished)`
`120`	`120`	`{`