Replace Ember app with Mithril app

js/lib/utils/mixin.js

@@ -0,0 +1,11 @@
+export default function mixin(Parent, ...mixins) {
+  class Mixed extends Parent {}
+  for (var i in mixins) {
+    var keys = Object.keys(mixins[i]);
+    for (var j in keys) {
+      var prop = keys[j];
+      Mixed.prototype[prop] = mixins[i][prop];
+    }
+  }
+  return Mixed;
+}