Add a new key support on the Home page that will open a popup page to show the full details of the tx

• Possibly use the key 'v' to show the popup, open to suggestion
• Add a new popup type that would only show the details of a tx
• The popup will close on any key press

Most of the base codes are already in place. They need to be expanded slightly to account for this. If anyone wants to contribute, feel free to comment here! Partial contribution toward this will be accepted. Will provide a guide and info as necessary.