Further UWSGI changes for current live issue

[Pheonnexx]

What does this pull request do?

added alarm-backlog - to trigger a reset when the queue is full added harakiri settings - to stop workers taking too long.

Any other changes that would benefit highlighting?

Intentionally left blank.

Checklist

• [ ] Provided JIRA ticket number in the title, e.g. "LGA-152: Sample title"