[Merge] lp:~artmello/webbrowser-app/webbrowser-app-changes_on_new_tab into lp:webbrowser-app

[Arthur Mello]

> Once the above error is fixed (just remove "property url icon" from
> PageDelegate.qml), a couple of remarks on the visual aspect:
> 
>  - I wouldn’t embed the icon in an UbuntuShape, that makes a lot of nested
> shapes, and it’s visually loaded up
> 
>  - Favicons tend to be low-resolution images that don’t scale up well, so they
> should have a fixed size. Have a look at what I did in UrlDelegate.qml, you
> probably want to factor that out in a common Favicon component that can be
> used by PageDelegate and UrlDelegate.

Fixed on rev618
-- 
https://code.launchpad.net/~artmello/webbrowser-app/webbrowser-app-changes_on_new_tab/+merge/226300
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