Added tabbed Pane to UI
Added Tab "Top News" to tabbedPane on UI
Added Tab "Business" to tabbedPane on UI
Added Tab "Technology" to tabbedPane on UI
Added Tab "World" to tabbedPane on UI
Modified JPanel and added JScrollPane as parent to it.

Added Top News feed to "Top News" tab.

Changed NewWidget Object and it's method run() to lambda expression.
"Top News" now populated with current news and clickable links which are opened in default web browser for detailed news description.