Don't attempt to pack monaco-editor.

r.js packing on monaco-editor is broken as per
Microsoft/monaco-editor#18

app.build.js

@@ -10,6 +10,7 @@
     mainConfigFile: "static/main.js",
     skipDirOptimize: true,
     optimizeCss: "standard",
+    paths: { "vs": "empty:" },
     modules: [
         {
             name: "main"

static/main.js

@@ -37,12 +37,9 @@ require.config({
         clipboard: 'ext/clipboard/dist/clipboard',
         'raven-js': 'ext/raven-js/dist/raven',
         'es6-promise': 'ext/es6-promise/es6-promise',
-        'lru-cache': 'ext/lru-cache/lib/lru-cache'
+        'lru-cache': 'ext/lru-cache/lib/lru-cache',
+        'vs': "ext/monaco-editor/release/min/vs"
     },
-    packages: [{
-        name: "vs",
-        location: "ext/monaco-editor/release/dev/vs"
-    }],
     shim: {
         underscore: {exports: '_'},
         'lru-cache': {exports: 'LRUCache'},