Changes: Bugzilla examples

• Bugzilla is a bug tracking tool; in our case change tracking
• Bugs are reported by users or proxies
• Bug triage: search, schedule, reassign, find duplicates
• Bugs provide focused, persistent discussion forum
• Comments: testcases, reproducibility, UI, requirements, design
• Bug has owner and "watchers", notified through email
• Changes are attached to bug, and require review
• Bugzilla support for review process