Added base template for config ui.

appengine/config_service/ui/bower_components/stacky/lib/normalization.js

Index: appengine/config_service/ui/bower_components/stacky/lib/normalization.js
diff --git a/appengine/config_service/ui/bower_components/stacky/lib/normalization.js b/appengine/config_service/ui/bower_components/stacky/lib/normalization.js
new file mode 100644
index 0000000000000000000000000000000000000000..ac3bb92ec9f1a4bc44e3cdf6092214606f47ec8f
--- /dev/null
+++ b/appengine/config_service/ui/bower_components/stacky/lib/normalization.js
@@ -0,0 +1,57 @@
+/**
+ * @license
+ * Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+ *
+ * This code may only be used under the BSD style license found at polymer.github.io/LICENSE.txt
+ * The complete set of authors may be found at polymer.github.io/AUTHORS.txt
+ * The complete set of contributors may be found at polymer.github.io/CONTRIBUTORS.txt
+ * Code distributed by Google as part of the polymer project is also subject to
+ * an additional IP rights grant found at polymer.github.io/PATENTS.txt
+ */
+(function(scope) {
+'use strict';
+
+var parse  = scope.parse  || require('./parsing').parse;
+var pretty = scope.pretty || require('./formatting').pretty;
+
+function normalize(error, prettyOptions) {
+  if (error.parsedStack) return error;
+  var message = error.message || error.description || error || '<unknown error>';
+  var parsedStack = [];
+  try {
+    parsedStack = parse(error.stack || error.toString());
+  } catch (error) {
+    // Ah well.
+  }
+
+  if (parsedStack.length === 0 && error.fileName) {
+    parsedStack.push({
+      method:   '',
+      location: error.fileName,
+      line:     error.lineNumber,
+      column:   error.columnNumber,
+    });
+  }
+
+  if (!prettyOptions || !prettyOptions.showColumns) {
+    for (var i = 0, line; line = parsedStack[i]; i++) {
+      delete line.column;
+    }
+  }
+
+  var prettyStack = message;
+  if (parsedStack.length > 0) {
+    prettyStack = prettyStack + '\n' + pretty(parsedStack, prettyOptions);
+  }
+
+  var cleanErr = Object.create(Error.prototype);
+  cleanErr.message     = message;
+  cleanErr.stack       = prettyStack;
+  cleanErr.parsedStack = parsedStack;
+
+  return cleanErr;
+}
+
+scope.normalize = normalize;
+})(typeof module !== 'undefined' ? module.exports : (this.Stacky = this.Stacky || {}));
+