Bump version to 0.1.5

Add example to README.md

README.md

@@ -1,4 +1,51 @@
 # chartjs-chart-timeline
 
 Timeline chart library for Chart.js.
+```javascript
+"type": "timeline",
+"options": {
+    "colorFunction": function(text, data, dataset, index) {
+        return Color('black');
+    },
+    "showText": true,
+    "textPadding": 4,
+},
+"data": {
+    "labels": [
+        "Cool Graph",
+        "heater1"
+    ],
+    "datasets": [
+        {
+            "data": [
+                [
+                    "2018-01-22T16:00:00.000Z",
+                    "2018-01-23T05:40:44.626Z",
+                    "Unknown"
+                ]
+            ]
+        },
+        {
+            "data": [
+                [
+                    "2018-01-22T16:00:00.000Z",
+                    "2018-01-23T04:57:43.736Z",
+                    "On"
+                ],
+                [
+                    "2018-01-23T04:57:43.736Z",
+                    "2018-01-23T04:57:55.437Z",
+                    "Off"
+                ],
+                [
+                    "2018-01-23T04:57:55.437Z",
+                    "2018-01-23T05:40:44.626Z",
+                    "On"
+                ]
+            ]
+        }
+    ]
+},
+```
+
 Usage: https://github.com/fanthos/chartjs-chart-timeline/wiki

package.json

@@ -1,6 +1,6 @@
 {
   "name": "chartjs-chart-timeline",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "description": "timeline chart type for chart.js",
   "main": "timeline.js",
   "scripts": {