Main Features

Font Awesome 5
1294 icons(vs 675 Icons in ver 1)
79 animation effects(vs 40 in ver 1)
24 hover effects
5 icon boxes styles
2 modes - Vertical or Horizontal
6 icons in row
Caption option - add title or short text to icon 
Link option - menu item or URL 
Customizing - colors, size, different depths shadows 

Important Notes: 
1. Version 2 doesn't fully compatible with previos version 1, FA font 5 has another codes, all you need if update is to select icons again.
2.Some styles were removed as not used and not look good