fixed Casper.reload() which wasn't working properly

@@ -1133,13 +1133,13 @@ Casper.prototype.open = function open(location, settings) {
 Casper.prototype.reload = function reload(then) {
     "use strict";
     this.checkStarted();
-    this.evaluate(function() {
-        window.location.reload();
+    // window.location.reload() is broken under phantomjs
+    this.then(function() {
+        this.open(this.getCurrentUrl());
     });
-    if (then && utils.isFunction(then)) {
+    if (utils.isFunction(then)) {
         this.then(this.createStep(then));
     }
-    return this;
 };
 
 /**