0.5.2 [2020-03-18]

• [controller] Added NETJSONCONFIG_REGISTRATION_SELF_CREATION
• [models] Handled accidental duplication of files across templates
• [controller] Update hardware device info during registration (if the device already exists, the registration will update its info)
• [admin] Moved hardware_id field in device list admin
• [bugfix] Fixed broken preview when using hardware_id context var
• [models] Flagged hardware_id as not unique (it's unique_together with organization)
• [admin] Hidden device configuration context field into advanced options
• [models] Removed LEDE from the OpenWRT backend label
• [docker] Added REDIS_URL to docker-compose.yml and settings.py (for dev and test env)