Bower stuff.

Dockerfile

@@ -9,8 +9,8 @@ ADD bikeshop_project /code
 COPY requirements /code/requirements
 RUN pip install -r requirements/production.txt
 RUN npm cache clean
-RUN npm install bower -g
-RUN bower install
+RUN npm install --unsafe-perm -g bower
+RUN bower install --allow-root
 RUN npm install --unsafe-perm
 RUN npm run build-production
 RUN DJANGO_SETTINGS_MODULE=bikeshop.settings.production python manage.py collectstatic --no-input