Ctrl-Tab should switch tabs in Dolphin

[Chris Jones]

> 
> There should be just over 1200 bugs that I've either triaged or filed
> for KDE there. Would you like links to my *buntu, Firefox, Zim,
> Thunderbird, Anki, Gnome, OpenOffice.org, and Stellarium bugs as well?

Thats all fine and dandy. Just there is no need to try and promote them on this list, which is for technical support instead.