Deal with bug #59128176
Send issue priority as part of ticket to Producer
Ensure priority-based issue list colouring will work as expected in other scenarios.
Resend tickets that previously failed to send.
Merge pull request #87 from alexlatchford/alexlatchford-near-breach2

Alexlatchford near breach2
Remove out of hours string
Removing out of hours string, again
Merge pull request #88 from dannybutler/out_of_hours_changes

Remove out of hours string
Merge pull request #85 from blrnw3/issue-priority-work

Issue priority work
Update issue filtering for sla to include near-breach logic.
Add check for silent transition to near_breach sla to the Producer pusher.
Merge pull request #89 from blrnw3/near-breach-collateral

Near breach collateral
Allow pausing of near-breach issues.
Restore ability to create new issue priorities
Allow existing priorities to have sla seconds reset to blank
Fix some validation problems
Prevent and warn about near-breach seconds being larger than sla seconds (or present when sla seconds is not).
Add missing locale strings.
Localise some raw strings.
Add another localisation for a raw string.
Merge pull request #90 from blrnw3/issue_priority-fixes

Issue priority fixes, and some more near_breach fixes.
New release - 0.9.2
Merge pull request #91 from blrnw3/localisation-more

Localisation more
Merge pull request #92 from blrnw3/release-092

New release - 0.9.2
Fixing working period overlap bug

Could create working periods that fully contained a current working
period, e.g. create 8am-6pm Monday when 9am-5pm Monday exists. Now
fixed.