Add a blog and feature community content

[hiimbex]

@bkeepers and I discussed adding a blog to the site and featuring a new app every month and including a blog post written by the app's author.

[stale]

Is this still relevant? If so, please comment with any updates or addition details.

[hiimbex]

Reopening, since I think we still wanna have a blog some day!

[hiimbex]

See #123