Order the repository's so core/extraa is ordered before [community]

Use React to structurize the code better and allowing easier creation of
HTML elements and code reuse.

Instead of using webpack with sass hacked in, switch to a simpler setup
with budo for JavaScript, ruby-sass for sass watching/creation.
Introduce a simple Makefile and script to start all required development
services.

When the rebuild API is not available or errors out, show a
notification.

Show and group the results per suite.

Signed-off-by: Jelle van der Waa <jelle@vdwaa.nl>

First version of the Arch Linux Reproducible Rebuilder status webpage,
build using webpack, JavaScript and bulma CSS framework.