Removed the new task link in favour of creating new tasks is by hitting the play button on a container.

Added support for searching in the container name and filtering on container type from the container page.

Added support for uWSGI together with static files serivng. Added the DJANGO_DEV_SERVER env var to switch between the dev server and uWSGI. Small changes in error handling to play nicer with logs when not running in dev mode.

Added support for OpenID Connect with mozilla-django-oidc==1.2.4. Minor refactoring of some user-related parts.

Moved to local workdir for /tmp as temporary storage to overcome tempfs size limitations when using Singularity.