Removed GOV.UK toolkit styles

Resolved conflict

Added moj toolkit vars to application config

Added moj toolkit body class method to app helper

Refactored stylesheets to use govuk and moj gems

Refactored views to use moj toolkit gem

Began moving main search to left column

Remove moj.js as now being used from moj toolkit

Refactored css to be in separate cpt/mod files rather than all in main.css

Removed current markup changes so branch is just a refactor of css

Gemfile.lock update

Added in assets lines required by govuk toolkit

Fixed admin layout

Improved helper to avoid errors

Removed setting that is no longer required