Add Drupal-Bootstrap files in CERN Base

Summary

The initial implementation of CERN Base does not include the files suggested from Bootstrap subtheming.

More specifically the files from https://github.com/unicorn-fail/drupal-bootstrap-styles should be added and rendered in the theme.

As a result some basic drupal classes are missing from the theme like inline field classes. The change should be done for v2.6.0 of CERN Base Theme

Edited Feb 26, 2020 by Konstantinos Platis

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information