'show more' now comes from admin tool
safe naming block name (i.e. removing '/')
Show all trails on section fronts
Merge pull request #409 from guardian/section-trails

Show all trails on section fronts
Merge pull request #411 from guardian/configured-trailblock

Configured trailblock
fixing top stories nav for non-JS users
Merge pull request #412 from guardian/fix-top-stories

fixing top stories nav for non-JS users
Merge branch 'master' of github.com:guardian/frontend into witness