Initial commit of Hologram-powered styleguide
Merge branch 'master' of github.com:guardian/frontend into styleguide
Automate hologram styleguide generation via Grunt task
Merge branch 'master' of github.com:guardian/frontend into styleguide

Conflicts:
	Gemfile
	Gemfile.lock
	common/app/assets/images/global/arrow-white-right.svg
	common/app/assets/images/global/back.svg
	common/app/assets/images/global/close-icon.svg
	common/app/assets/images/global/guardian-logo-big.svg
	project/Prototypes.scala
Styleguide: Fix build script, tweak styles, add index page
Merge remote-tracking branch 'origin' into styleguide

Conflicts:
	common/app/assets/images/global/guardian-logo-160-header.svg
	common/app/assets/images/global/guardian-logo-160.svg
Revert SVG changes (no idea how or why these files changed in the first place)
Do not track generated styleguide HTML files
Remove generated styleguide HTML files
Revert changes Prototypes.scala
Revert changes
Updates based on @kaelig's feedback
Merge pull request #5493 from guardian/styleguide

Okay, shipping! Let’s see how well this works, and adapt as necessary.