Fixed selectable listview issue.

Now it doesn't matter where on the button scanner is clicked. The result
is the same, and there is no accidental selection of a different channel
in the list view on top.
changed color of selected item background

Now it is easier to tell which item on the top bar is selected on the
button scanner.
Assistive Touch Changes Seem to be working

Could use more testing with surface. I was having trouble deploying to
the surface.
Merge remote-tracking branch 'origin/TouchChanges'