Update bower dependencies
Refactor front tools for configurable layout

Editors now can choose the number of columns to display in the front tool
Fix style issues when columns are too narrow
Redirect old links to the new layout
Recompute the column width on config change

Otherwise when adding/removing columns they won't get the narrow class applied properly.
Green background on live mode
Style fixes
Remove disposed fronts
Rename workspace and basline align
Height of buttons
Merge pull request #7490 from guardian/facia-tool-modules

Facia tool modules - refactor