Bump electron to v10 (+ remove devtron, bump spectron)

index.js

@@ -55,6 +55,7 @@ function createMainWindow() {
 			nodeIntegration: isTesting(), // Only necessary when testing with Spectron
 			preload: path.join(__dirname, "preload.js"),
 			nativeWindowOpen: true, // window.open return Window object(like in regular browsers), not BrowserWindowProxy
+			enableRemoteModule: true,
 			affinity: "main-window", // main window, and addition windows should work in one process
 		},
 		frame: !is.macOS(),