Allow user to choose a javascript flavour: jQuery, D3 or vanilla JS.
Merge branch 'master' of https://github.com/ft-interactive/generator-ig-job

# By Callum Locke
# Via Callum Locke
* 'master' of https://github.com/ft-interactive/generator-ig-job:
  readme - note about how to manually install deps
  package.json - use boolean for "private": true
  use boolean "private": true in _package.json
version bump.