Merge branch 'chain_spy_andReturn' of https://github.com/mkhanal/jasmine into mkhanal-chain_spy_andReturn

src/core/SpyStrategy.js

@@ -28,6 +28,14 @@ getJasmineRequireObj().SpyStrategy = function() {
       return getSpy();
     };
 
+    this.returnValues = function() {
+      var values = Array.prototype.slice.call(arguments);
+      plan = function () {
+        return values.shift();
+      };
+      return getSpy();
+    };
+
     this.throwError = function(something) {
       var error = (something instanceof Error) ? something : new Error(something);
       plan = function() {