Dynamic datasources

Grafana revisions: InfluxDB revision 16, Prometheus revision 16, InfluxDB TDG revision 5, Prometheus TDG revision 5.

Added

• Dashboard title customization
• Panels for transaction operations
• Panels with net statistics per thread
• Panel with failover trigger count
• Panels with syncro replication queue statistics
• Panels with leader election statistics
• Panels with MVCC statistics

Changed

• Replace LuaJit deprecated metrics with new ones
• Set Prometheus job dynamically
• Set InfluxDB measurement dynamically
• Set InfluxDB policy dynamically
• Set datasource dynamically
• Use expirationd module metrics in TDG dashboard
• Move replication panels to a separate row

Fixed

• TDG dashboard latency units (graphql, iproto, rest requests)