Initial work on multi-instance support
Stats refactoring to support regions; data model updates to support
regions; heartbeat and AppInstance refactoring
Dynamic update support to series; global uptime calculation; regional
stats calculations; exception refactoring; instance read and update API
Region menu; URL detection and region switching
Control panel development
Additional control panel dev -- workload adjustments feature complete
Control panel feature complete
Cross-region metric aggregation
Stats rollup calculations feature complete; control panel page
enhancements
Refactored models; implemented Nodes tab of control panel
CPU monitoring; fixes to support MySQL
CORS messaging, readme updates, and fixes
Updated doc images