Add *~ to .gitignore for emacs
Refactor for new landing page

The new subscriptions app is a simple landing page. As such, this
commit removes the old templates and greatly simplifies the app.

A new landing page template has been created but the designs are not
final so the cut-up hasn't started beyond broadly adding the main
sections so there's a real page there to check.
Redesigned landing page
Clean up images
Bug fixes (IDN-1385)
Bump version number
Update landing page copy
Layout update for landing page
ECHO links
QSS links
Promo code for QSS links
Fix button focus styles
Update column images
Final link updates
Landing page price change