Changelog:

• Link with ffmpeg dynamically.
• Provide prebuilt binaries of ffmpeg which do not include proprietary codecs.
• Improve error message when there is invalid parameter passed to Electron API.
• Emit did-fail-load event when invalid URL is passed to BrowserWindow.loadURL.
• Launch URL or HTML file directly in default app.
• Add cursor-changed event to WebContents.
• Add Session.setPermissionRequestHandler(handler) API.
• Add Session.clearHostResolverCache(callback) API.
• Add readRtf and writeRtf methods to clipboard module.
• Fix crash when calling methods of downloadItem in will-download handler when event.preventDefault is called.
• Fix crash when calling WebContents.endFrameSubscription() while there are pending frames.
• Fix the exit event of process object not reliable in renderer process.
• Fix BrowserWindow.getNativeWindowHandle() returning corrupted buffer.

Windows

• Fix methods of autoUpdater not accessible in remote module.

OS X

• Add app.show and app.hide APIs.
• Fix icon not working in dialog.showMessageBox(options).
• Fix Command + ~ not switching windows sometimes.

Linux

• Don't drop capabilities in renderer process.