Added camera selection to example; Upgrade to webpack 2.2

src/common/typedefs.js

@@ -24,3 +24,28 @@ Math.imul = Math.imul || function(a, b) {
     // the final |0 converts the unsigned value into a signed value
     return ((al * bl) + (((ah * bl + al * bh) << 16) >>> 0) | 0);
 };
+
+if (typeof Object.assign !== 'function') {
+    Object.assign = function(target) { // .length of function is 2
+        'use strict';
+        if (target === null) { // TypeError if undefined or null
+            throw new TypeError('Cannot convert undefined or null to object');
+        }
+
+        var to = Object(target);
+
+        for (var index = 1; index < arguments.length; index++) {
+            var nextSource = arguments[index];
+
+            if (nextSource !== null) { // Skip over if undefined or null
+                for (var nextKey in nextSource) {
+                    // Avoid bugs when hasOwnProperty is shadowed
+                    if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
+                        to[nextKey] = nextSource[nextKey];
+                    }
+                }
+            }
+        }
+        return to;
+    };
+}