Replace references to faciaLeftCol with leftCol
Merge branch 'master' into sync-breakpoints-part3
Merge branch 'master' into sync-breakpoints-part3
Replace one final faciaLeftCol breakpoint
Update detect.js tweakpoint test
Update detect.js tweakpoint test
Fix detect.js test
Merge pull request #5993 from guardian/sync-breakpoints-part3

Breakpoints: Replace references to faciaLeftCol with leftCol