updated to react 15

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-gcaptcha",
-  "version": "2.0.0",
+  "version": "3.0.0",
   "description": "A react.js google reCAPTCHA component",
   "main": "dist/index.js",
   "scripts": {
@@ -36,18 +36,17 @@
   },
   "homepage": "https://github.com/twobucks/react-gcaptcha",
   "devDependencies": {
-    "babel-cli": "^6.5.1",
-    "babel-jest": "^6.0.1",
-    "babel-preset-es2015": "^6.5.0",
+    "babel-cli": "^6.9.0",
+    "babel-jest": "^12.1.0",
+    "babel-preset-es2015": "^6.9.0",
     "babel-preset-react": "^6.5.0",
-    "eslint": "^1.4.3",
-    "eslint-plugin-react": "^3.3.2",
-    "jest-cli": "^0.8.2",
-    "react-addons-test-utils": "^0.14.7",
-    "react-dom": "^0.14.7",
-    "react-tools": "^0.13.3"
+    "eslint": "^2.10.2",
+    "eslint-plugin-react": "^5.1.1",
+    "jest-cli": "^12.1.1",
+    "react-addons-test-utils": "^15.1.0",
+    "react-dom": "^15.1.0"
   },
   "dependencies": {
-    "react": "^0.14.7"
+    "react": "^15.1.0"
   }
 }

src/index.js

@@ -1,7 +1,7 @@
 const React = require("react");
 class Recaptcha extends React.Component {
   constructor(props) {
-    super(null);
+    super(props);
   }
   loadCaptcha() {
     grecaptcha.render(this.props.elementID, {