Broke up the MainPage.xaml into several sub-components.
Depreciated
Rolled the SuperFilePopup into SuperFileButton
Removed Toolbar functionality from MainPage.xaml.cs
Simplified MainPage.xaml by using custom components.
Added SuperFileButton and Plus button to FileTabList
Handles file focus now.
FileTabList responds to file focus events now.
Made the FileTabControl a composite button.
FileTabControl requests focus from FileManager when clicked.
TextFileViewer now has functionality for copy/paste and font size adjustment.
The TextBox is now multiline, by way of AcceptsReturn property.
Added functionality for Toolbar, interacts with both the FileManager and PlainTextFileViewer.
Updated Click events