[improvement] Extracted common configuration errors to a set of partials, show a configuration error on the "New Ticket" screen if users haven't configured a Ticket Tracker (30m)
[fix] Continued to consider a Sprint current on its last day (4m)
[refactor] Renamed testing_notes.scss to testing_report.scss (1m)
[fix] Scheduler: fixed Edit Sprint and Sprint burndown (20m)
[feature] Testing Report: added a Priority column and allowed flagging a ticket as either High or Low (1h)