add es6-shim for tests, fix lint

Author: hartzis

package.json

@@ -50,6 +50,7 @@
     "babel-runtime": "^6.0.0",
     "chai": "^3.5.0",
     "es5-shim": "^4.5.0",
+    "es6-shim": "^0.35.3",
     "eslint": "^3.17.1",
     "eslint-config-defaults": "^9.0.0",
     "eslint-plugin-react": "^6.10.0",

src/index.js

@@ -1,4 +1,4 @@
-import RecaptchaWrapper from './recaptcha-wrapper';
+import RecaptchaWrapper from "./recaptcha-wrapper";
 import ReCAPTCHA from "./recaptcha";
 
 export default RecaptchaWrapper;

test/index.js

@@ -1,3 +1,4 @@
 import "es5-shim";
+import "es6-shim";
 const testsContext = require.context(".", true, /-spec$/);
 testsContext.keys().forEach(testsContext);

test/recaptcha-spec.js

@@ -74,7 +74,7 @@ describe("ReCAPTCHA", () => {
       }
     }
     const instance = ReactTestUtils.renderIntoDocument(
-      (<WrappingComponent />)
+      React.createElement(WrappingComponent)
     );
     instance._internalRef.current.execute();
   });