New winetricks 20080227: new verbs vbrun3, vbrun4, vbrun5, vbrun6

[Dan Kegel]

Detlef contributed verbs vbrun3 and vbrun4, thanks!
And I added vbrun5 and vbrun6 as the preferred synonym for
the existing verbs vbvm5 and vbrun60.  That should be easier.

As always, winetricks is at
http://kegel.com/wine/winetricks

and its source repository is at
http://winezeug.googlecode.com