Add frontend assets and plugin bundles

Add the legacy frontend themes, scripts, and plugin assets required by the main SPOTA interfaces.

assets/plugins/moment/bower.json

@@ -0,0 +1,20 @@
+{
+  "name": "moment",
+  "version": "2.2.1",
+  "main": "moment.js",
+  "ignore": [
+    "**/.*",
+    "node_modules",
+    "bower_components",
+    "test",
+    "tests",
+    "tasks",
+    "component.json",
+    "composer.json",
+    "CONTRIBUTING.md",
+    "ender.js",
+    "Gruntfile.js",
+    "package.js",
+    "package.json"
+  ]
+}