Add dialog when app is unresponsive to reload

Checks the electron event 'unresponsive' and triggers a reload / cancel
dialog. Allows all scripts to be killed, checked by default.
Also adds a warning to the terminal when noScript has been executed.

src/NetscriptWorker.ts

@@ -34,6 +34,7 @@ import { parse } from "acorn";
 import { simple as walksimple } from "acorn-walk";
 import { areFilesEqual } from "./Terminal/DirectoryHelpers";
 import { Player } from "./Player";
+import { Terminal } from "./Terminal";
 
 // Netscript Ports are instantiated here
 export const NetscriptPorts: IPort[] = [];
@@ -609,6 +610,7 @@ export function updateOnlineScriptTimes(numCycles = 1): void {
 export function loadAllRunningScripts(): void {
   const skipScriptLoad = window.location.href.toLowerCase().indexOf("?noscripts") !== -1;
   if (skipScriptLoad) {
+    Terminal.warn('Skipped loading player scripts during startup');
     console.info("Skipping the load of any scripts during startup");
   }
   for (const server of GetAllServers()) {