updated index.html to include modal
updated index.html to include modal

bhtruong93/AngularArrows-Angular,danieldealday/AngularArrows-Angular,danieldealday/AngularArrows-Angular,SnowBubbleJS/AngularArrows-Angular,SnowBubbleJS/AngularArrows-Angular,bhtruong93/AngularArrows-Angular