finally find a way to declear meta other than using JSON.

Author: liuwenchao

Gruntfile.js

@@ -4,6 +4,7 @@ module.exports = function(grunt) {
         'connect': {
             demo: {
                 options: {
+                    hostname: '*',
                     open: true,
                     keepalive: true
                 }

dist/aha-column.html

@@ -0,0 +1,14 @@
+<link rel="import" href="../../polymer/polymer.html">
+<polymer-element name="aha-column" attributes="name type sortable searchable required editable placeholder default data-choices hint">
+	<template>
+	</template>
+	<script>
+		Polymer('aha-column', {
+			type: "string",
+			sortable: true,
+			searchable: true,
+			required: false,
+			editable: true
+		});
+	</script>
+</polymer-element>