RFC: 'bzr st' should show branch when its a lightweight checkout

[Ian Clatworthy]

John Arbash Meinel wrote:
> Robert Collins wrote:
>> bzr loom does this - it shows 'current thread', and thats highly useful.
> 
>> Using lightweight checkouts more, I've made a couple of booboos which
>> this would have prevented.
> 
>> Discuss!
> 
> 
> I show the branch in my shell, which is far more useful (for me).
> 
> jameinel at samus ~/dev/bzr/work {lp/2.0b1-stable-groupcompress-order}

And for a lightweight checkout, explorer shows the branch in the tab
name and title bar.

Ian C.