Generate README.md, add clock dividers and limiters, load configs from WS client, fix stream per-segment subscriptions according to memory projections mechanism

flatbuffers/config/device.fbs

@@ -41,7 +41,8 @@ table DeviceEntry {
     // Inline device configuration — either base or compose.
     config: DeviceConfig;
 
-    clock:     DeviceClockConfig;
+    //clock:     DeviceClockConfig;
+    clock_divider: uint64 = 1;
     overrides: [MemSegOverride];
 }