Merge pull request #1373 from guardian/scheduler

Replace basic Akka scheduler with Quartz
Changes to swipe ctas based on feedback
Add switchboard context to Identity project

This plugin makes the correct switch values available to the
application, as with other projects in Frontend.
Simplify URL builder by requiring leading / on path
Do not update trail inside an agent if the newTrails are Nil
(Hang onto the old trail, request may have timed out and fallen back to Nil)
Refactor contentApiQuery so that it performs one query instead of two
Fixes viewport issues and swipe bugs
Merge pull request #1376 from guardian/window-reload-fix

Fixes viewport issues and swipe bugs
using monocolumn; fixed gap above image
Fixed merge conflicts
Merge branch 'master' into swipe-ctas
Merge pull request #1378 from guardian/fronts-top-stories

Using monocolumn; fixed gap above image
Rename profile header control class
Prepend Bonzo objects convention
Update profile test spec
updated max-width with gutter
Merge pull request #1379 from guardian/fronts-top-stories

updated max-width with gutter
Rebrand trails/trailblocks/fronts with 'collections'
Rebrand a dropdown to collection
Added swipe cta test documentation