Add refresh network interfaces button.
Use Windows Vista folder chooser if available.
Add missing WPFFolderBrowserDialog libary.

Forgot to include it in the previous commit.
Center the default torrent settings editor.
Remove MainWindow width autosizing.

Did it because opening the Piece tab will change the window width.
Merge remote-tracking branch 'remotes/hexf/master'
Improvements.

- Stability improvements.
- Asynchronous loading of some images.
Merge remote-tracking branch 'remotes/hexf/master'

Conflicts:
	ByteFlood/UI/MovieInfoChooser.xaml (fixed)
Merge pull request #45 from diantahoc/master

New stuffs and improvements.