Add "New Tab" & "Close Tab" buttons #770
Description
Is your feature request related to a problem? Please describe
I want to make a tabbed app with WpfUi, but there's no option to enable these buttons.
Describe the solution you'd like
Add a "EnableNavButtons" property in the Wpf.Ui.Controls.TabControl class.
Describe alternatives you've considered
None
Additional context
No response