Changelog:

• Disable node integration in webview when it is disabled in host page. #5244
• Make sure the userData directory is created during the ready event of app module. #5340
• Throw error when autoUpdater.quitAndInstall() is called while there is no update. #5287
• Add systemPreferences module. #5282
• Add app.isDefaultProtocolClient(protocol) API. #5302
• Fix occasional crash when doing GC. #5293
• Fix app.makeSingleInstance(callback) wrongly returning true on first launch. #5311
• Fix will-download event not emitted for HTML pages. #5315
• Fix crash when navigating to a new location after downloading failed. #5315
• Fix webContents.executeJavaScript not working after being called immediately after loadURL. #5319
• Fix desktopCapturer.getSources not responding when there is subsequent calls with different arguments. #5320

OS X

• Fix the Command Plus accelerator appearing as Shift Command = in menu. #5298

Windows

• Fix display-removed event not working. #5334