• [CHANGE] Switch cmd/alertmanager to kingpin (#974)
• [CHANGE] [amtool] Switch amtool to kingpin (#976)
• [CHANGE] [amtool] silence query: --expired flag only shows expired silences (#1190)
• [CHANGE] Return config reload result from reload endpoint (#1180)
• [CHANGE] Template secret keys for pagerduty notifier (#1182)
• [FEATURE] UI silence form is populated from location bar (#1148)
• [FEATURE] Add /-/healthy endpoint (#1159)
• [ENHANCEMENT] Instrument and log snapshot sizes on maintenance (#1155)
• [ENHANCEMENT] Make alertGC interval configurable (#1151)
• [ENHANCEMENT] Display mesh connections in the Status page (#1164)
• [BUGFIX] Fix expire buttons on the silences page (#1171)
• [BUGFIX] Fix JavaScript error in MSIE due to endswith() usage (#1172)
• [BUGFIX] Correctly format UI error output (#1167)