Remove webback-dev-server script in demo/index.html
Remove webback-dev-server script in demo/index.html

Not nedeed when using webpack `--inline` option
https://github.com/FormidableLabs/builder-victory-component/pull/25

GreenGremlin/victory-chart,GreenGremlin/victory-chart,FormidableLabs/victory-chart,FormidableLabs/victory-chart