Use seperated prop-types package instead off access PropTypes via the main React package

Author: Duc Nguyen

package.json

@@ -75,6 +75,7 @@
     "karma-webpack": "^1.7.0",
     "mocha": "^3.1.2",
     "phantom": "^2.0.4",
+    "prop-types": "^15.5.10",
     "querystring": "^0.2.0",
     "radium": "^0.18.1",
     "react": "^15.0.1",

src/Bling.js

@@ -1,5 +1,6 @@
 /* eslint-disable react/sort-comp */
-import React, {Component, PropTypes} from "react";
+import React, {Component} from "react";
+import PropTypes from "prop-types";
 import ReactDOM from "react-dom";
 import invariant from "fbjs/lib/invariant";
 import deepEqual from "deep-equal";