Updates README.md

Author: touyu

README.md

@@ -35,8 +35,8 @@ RxSwift helps alleviate some of the burden with a simple data binding mechanism:
 
 ```swift
 let data = Observable<[String]>.just(["first element", "second element", "third element"])
-
-data.bindTo(tableView.rx.items(cellIdentifier: "Cell")) { index, model, cell in
+        
+data.bind(to: tableView.rx.items(cellIdentifier: "Cell")) { index, model, cell in
   cell.textLabel?.text = model
 }
 .disposed(by: disposeBag)