Use smaller font for notifications
PopupGroup: don't define buttonlist, since the name changes when inherited.
Use a scrollbar with the item lists.
itemsList: Allow more room for buttons, resulting in a better balance with
the scrollbar.  Also allows one more button on screens without the
headingList.
    
Adjust the background alpha on the OSD.
headingList: square-up the selected item, and allow it to be narrower.
Give the headingList, groupsList and itemsList a minor 'face lift'.  Make
the lines a little thinner to give them a more elegant look.  Use ellipses
for the 'highlights'.  Use a scrollbar instead of arrows for the itemsList.
Fix 'nochanges' message.
VideoGallery: Make it easier to navigate.
netvision: Make 'gallery' window behavie like the video gallery.
Video: add s##e## to gallery thumbnails.
Widen notification box.
Widen MythConfirmationDialog
Add highlight to themechooser list
basegridlist: move highlight in 1 pixel to give it some more definition.
Cleanup streamview window and add highlights.
mainmenu: loosen up the scroll arrows.
streamview: Show highlight for selectedinactive button
news: add buttonlist highlights