[ui] Propergate Wheel events

Not sure if we need to do this, sinece it might make
list views non usable on desktops which uses the mouse wheel.
[ui] Create QObject-Javascript Bridget

Add methods required to inject qobjects into WebKit.
[core] Crash fix

Hanlde invalid widgets.
[ui] Correct the position of the webview

WebView should not cover the window buttons.
[facebook] Feedwall Template files

Initial support for loading HTML for facebook feeds.