separate HorizontalBar component added, to remove optional 'type' parameter at Bar, which was ignored inside reactive mixins

src/examples/HorizontalBarExample.js

@@ -0,0 +1,16 @@
+import HorizontalBarChart from '../BaseCharts/HorizontalBar'
+
+export default HorizontalBarChart.extend({
+  mounted () {
+    this.renderChart({
+      labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
+      datasets: [
+        {
+          label: 'Data One',
+          backgroundColor: '#f87979',
+          data: [40, 20, 12, 39, 10, 40, 39, 80, 40, 20, 12, 11]
+        }
+      ]
+    }, {responsive: true, maintainAspectRatio: false})
+  }
+})