Imports of fyne_demo command

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
fyne.io/fynePackage fyne describes the objects and components available to any Fyne app.
fyne.io/fyne/appPackage app provides app implementations for working with Fyne graphical interfaces.
fyne.io/fyne/canvasPackage canvas contains all of the primitive CanvasObjects that make up a Fyne GUI
fyne.io/fyne/cmd/fyne_demo/data
fyne.io/fyne/cmd/fyne_demo/screens
fyne.io/fyne/layoutPackage layout defines the various layouts available to Fyne apps
fyne.io/fyne/themePackage theme defines how a Fyne app should look when rendered
fyne.io/fyne/widgetPackage widget defines the UI widgets within the Fyne toolkit
net/urlPackage url parses URLs and implements query escaping.