submit/trunk/20130311.141150

[Version] 1.1
[Project] GT-I8800
[Title] Release livebox.web-provider-1.1
[Issue#] DCM-591
[Problem] transparent background is not supported
[Cause] webkit didn't consider background transparent
[Solution] webkit is modified to set its evas objects to be transparent,
           and web-provider also set its basic window and its webview to be transparent