mozilla/fireplace — pull request #494 by ngokevin (2014-06-24 21:47:36+00:00)
Title: use apps iframe for installs/launch (bug 1029687)

Use the iframe to:

- install apps
- query for installed apps
- launch apps

In market_button.html, check if the app is installed to render the right text rather than asynchronously updating the button after the app is rendered.