add video to homescreen
Merge pull request #54 from huchengtw-moz/luke-tv-arch1-video-on-homescreen

add video to homescreen
use targetSize's ratio instead of widget editor's ratio
Merge pull request #55 from huchengtw-moz/luke-tv-arch1-widget-center-editor

use targetSize's ratio instead of widget editor's ratio
raise static element's zIndex to 150
Merge pull request #56 from shamenchens/TV-Homescreen-zIndex

raise static element's zIndex to 150
raise widget editor zindex
Merge pull request #58 from shamenchens/TV-Homescreen-zIndex

raise widget editor zindex
add mozilla bookmark
Merge pull request #59 from huchengtw-moz/luke-tv-arch1-bookmark

add mozilla bookmark
[Homescreen][stingray] Add color indicator to header buttons
* enable controling by touch events on appList and widgetEditor
Merge pull request #60 from rexboy7/tv-arch1-remocon-button-bullet

[Homescreen][stingray] Add color indicator to header buttons
[wallpaper][stingray]Add sunflower wallpaper
Merge pull request #61 from rexboy7/tv-arch1-sunflower-wallpaper

[wallpaper][stingray]Add sunflower wallpaper
* make selectionBorder can focus on elements which are located on the edge correctly
* minor bugs fixed
* add OverlayManager to handle widgets showall and hideall
* tuning fullscreen performance
* improve OverlayManager