FLUID-5365: Grunt config for infusion-docs
FLUID-5365: Grunt clean task
FLUID-5365: Copyright and license for Gruntfile.js
FLUID-5365: Remove version from packagae.json
Merge remote-tracking branch 'simon/FLUID-5365'

* simon/FLUID-5365:
  FLUID-5365: Remove version from packagae.json
  FLUID-5365: Copyright and license for Gruntfile.js
  FLUID-5365: Grunt clean task
  FLUID-5365: Grunt config for infusion-docs