Adding mini-graphs on dashboard.

frontend/src/app/components/start/start.component.ts

@@ -1,17 +1,10 @@
-import { Component, OnInit, ChangeDetectionStrategy } from '@angular/core';
-import { WebsocketService } from 'src/app/services/websocket.service';
+import { Component } from '@angular/core';
 
 @Component({
   selector: 'app-start',
   templateUrl: './start.component.html',
   styleUrls: ['./start.component.scss'],
 })
-export class StartComponent implements OnInit {
-  constructor(
-    private websocketService: WebsocketService,
-  ) { }
-
-  ngOnInit() {
-    this.websocketService.want(['blocks', 'stats', 'mempool-blocks']);
-  }
+export class StartComponent {
+  constructor() { }
 }