Render campaign custom template
Add interest rate campaign template
Instruct campaign page to use an unconstrained layout
Add initial content to the interest loans campaign
Chnage the route to reflect the correct URL name
Rename the html file to the correct URL
Adjust name of YML keys and files
Merge pull request #675 from moneyadviceservice/render-custom-template

Render custom template
Fix routing error for the campaign
Bump pensions calculator to 450
Revert pension calc to 449
Add typeahead.js lib
Create basic module which initialises typeahead.js
Ensure more than one character has been entered before fetching completions
Add Google API CX to global config
Fetch the completions for the query from Google
Enable completion of values entered into search box
Add full width to typeahead component
Add style to the predicative search component
Prevent duplication of the input attr so that the ClearInput module works