Add support for Vue CLI 3+

This boilerplate for Vue CLI 2 now becomes a Vue CLI 3+ preset!

See #622 for more information.

v1.0.3

• Write tests (#27 and #28)

v1.0.2

• Update dependencies (#23):
  • Babel to version 7.x and now use env preset
  • Vue to version 2.5.x, and eco-system to 3.0.x
  • Webpack to 3.10

Version 1.0.1

• icon.xcf is not bundled anymore in zip #19

Version 1.0.0

Changelog

• Rename command « build:env » to « build:dev » #10
• Add command « watch:dev » #11
• Routes: replace « require » by « import » #12
• Popup: add link to « popup.css » #13
• Fix README commands #14