0.20.3

• 🐛 Fixed: stack trace are not truncated anymore
  (#819 - @MoOx)

• ✨ Added: when an error saying "xxx is not defined" during static build,
  a message is printed to give tell people how to handle this problem as it's
  most of the related to a missing browser API.
  
  (#819 - @MoOx)

• ✨ Added: webpack 2.2 full compatibility
  (#928 - @MoOx)


⚠️ Note that 2 dependencies to handle cache and offline options have been
updated.
If using both and are facing
an issue
during the static build, you should probably disable cache option until a
fix is provided.

Base theme

• ✨ Added: Base theme: Add Facebook (Open Graph) and Twitter card image support
  based on the hero image
  (#934 - @VagishVela)