[System][Stingray] widget visibility follows homescreen visibility
Merge pull request #49 from rexboy7/tv-arch1-system-visibilitymanage

[System][Stingray] widget visibility follows homescreen visibility
[System][Stingray] Also do setVisibile() for showall/hideall requests
Merge pull request #50 from rexboy7/tv-arch1-system-showallhideall

[System][Stingray] Also do setVisibile() for showall/hideall requests
Clock widget
clock widget update
2048 widget update
Merge pull request #51 from shamenchens/TV-Widget-Responsive-Design

Tv widget responsive design
Fix issue #43, respond with callback instead of event in systemConnection
Fix issue #53
Merge pull request #52 from dwi2/issue43

Fix issue #43, respond with callback instead of event in systemConnection
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