Refactor basic structure

examples/App.vue

@@ -0,0 +1,30 @@
+<template>
+  <div class="container">
+    <bar-example></bar-example>
+    <line-example></line-example>
+    <doughnut-example></doughnut-example>
+    <pie-example></pie-example>
+    <radar-example></radar-example>
+    <polar-area-example></polar-area-example>
+  </div>
+</template>
+
+<script>
+  import BarExample from './examples/BarExample'
+  import LineExample from './examples/LineExample'
+  import DoughnutExample from './examples/DoughnutExample'
+  import PieExample from './examples/PieExample'
+  import RadarExample from './examples/RadarExample'
+  import PolarAreaExample from './examples/PolarAreaExample'
+
+  export default {
+    components: { BarExample, LineExample, DoughnutExample, PieExample, RadarExample, PolarAreaExample }
+  }
+</script>
+
+<style>
+  .container {
+    max-width: 800px;
+    margin: 0 auto;
+  }
+</style>