Adding babel-polyfill import to many charts to fix #62 for Android

package.json

@@ -37,6 +37,7 @@
     }
   ],
   "dependencies": {
+    "babel-polyfill": "^6.23.0",
     "lodash": "^4.12.0",
     "paths-js": "^0.4.5",
     "react-native-svg": "~4.5.0"

src/Bar.js

@@ -23,6 +23,7 @@ import { Colors, Options, fontAdapt, cyclic, color, identity } from './util'
 import _ from 'lodash'
 import Axis from './Axis'
 const Bar = require('paths-js/bar')
+import 'babel-polyfill'
 
 export default class BarChart extends Component {
 

src/Pie.js

@@ -18,6 +18,7 @@ import {Text as ReactText}  from 'react-native'
 import Svg,{ G, Path, Text, Circle} from 'react-native-svg'
 import { Colors, Options, cyclic, identity, fontAdapt } from './util'
 import _ from 'lodash'
+import 'babel-polyfill'
 const Pie = require('paths-js/pie')
 
 export default class PieChart extends Component {

src/Radar.js

@@ -21,6 +21,7 @@ import {Text as ReactText}  from 'react-native'
 import Svg,{ G, Path, Line, Text} from 'react-native-svg'
 import { Options, identity, styleSvg, fontAdapt } from './util'
 const Radar = require('paths-js/radar')
+import 'babel-polyfill'
 
 function accessKeys(keys) {
   let a = {}

src/Scatterplot.js

@@ -22,6 +22,7 @@ import Svg,{ Circle, G } from 'react-native-svg'
 import { Options, styleSvg } from './util'
 import Axis from './Axis'
 import _ from 'lodash'
+import 'babel-polyfill'
 
 const Stock = require('paths-js/stock')
 

src/Tree.js

@@ -22,6 +22,7 @@ import Svg,{ Circle, G, Path, Text } from 'react-native-svg'
 import { Options, styleSvg, fontAdapt } from './util'
 import _ from 'lodash'
 const Tree = require('paths-js/tree')
+import 'babel-polyfill'
 
 function children(x) {
   if(x.collapsed) {