initial update

node_modules/symbol-observable/es/index.js

@@ -0,0 +1,19 @@
+/* global window */
+import ponyfill from './ponyfill.js';
+
+var root;
+
+if (typeof self !== 'undefined') {
+  root = self;
+} else if (typeof window !== 'undefined') {
+  root = window;
+} else if (typeof global !== 'undefined') {
+  root = global;
+} else if (typeof module !== 'undefined') {
+  root = module;
+} else {
+  root = Function('return this')();
+}
+
+var result = ponyfill(root);
+export default result;