examples repository url?

[Clint Byrum]

Excerpts from Francis J. Lacoste's message of Tue May 31 07:43:23 -0700 2011:
> In the case of principa-tools, the formula are gone from trunk actually. So 
> you'll need to checkout each individual one into a directory and use that as 
> the reposiroty.
> 
> I'll whip a script in principia-tools that will create a reposiroty from the 
> existing source packages on the distribution, so that it's easier to set-up.
> 

Francis thanks, I already did this actually, just keep forgetting to blog about it

install the mr tool (sudo apt-get install mr)

bzr branch lp:principia-tools
cd principia-tools
scripts/getall

Enjoy!