Allow plain-HTTP cookies in development
use Google CDN for JQuery{,-UI} in production...

This also changes JQuery-UI from our (relatively) compact 34kB custom
build to the full 198kB monster; but hopefully the CDN goodness should
outweigh the cost.
use unminified JQuery in dev...

JQuery-UI is still minified, because I can't remember how I made the
custom build of it (probably just 'sortable'?).
Declare app
Add ng-blur directive...

Cribbed from
https://github.com/angular/angular.js/issues/1277#issuecomment-11809366
Upgrade Angular to unstable (1.1.5) to get key{up,down}
Use unminified angular in dev, and CDN in prod
Add click-to-edit plans
Factor out plan updating from edit mode manipulation
Extract click-to-edit into a reusable directive