• [IMPROVEMENT] Add test button to test exporters from Promgen
• [IMPROVEMENT] Further simplify notifications by dedeuplicating labels/annotations
• [BUGFIX] Ensure we properly raise Exceptions if a sender fails
• [IMPROVEMENT] Urlize comments in Silence list (for linking to bug tracker)
• [IMPROVEMENT] Add description field to rules so developers can add additional context
• [IMPROVEMENT] Update Django to 1.11