Adding a billing section in the member section

[joebuhlig]

Combine that plugin outlet with this:

Adding to plugin-outlets using a theme

In Plugin System Upgrades @eviltrout introduced a system for extending Discourse HTML using plugin outlets. Plugin outlets are tagged areas in our application that allow you to inject a template. The template has access to the backing controller so it can be dynamic. Our theme system in /admin/customize/themes allows you to define custom CSS and HTML. When injecting HTML into your page you can also inject templates, this gives you a very simple mechanism for injecting content into various plu…