Add polyfill.js

src/polyfill.js

@@ -0,0 +1,7 @@
+// fix problems using c3 with phantomjs #578
+Function.prototype.bind = Function.prototype.bind || function (thisp) {
+    var fn = this;
+    return function () {
+        return fn.apply(thisp, arguments);
+    };
+};