[merge] Release manager 1.13 additions to releasing.txt

[Martin Pool]

Martin Pool has voted tweak.
Status is now: Semi-approved
Comment:
+#. Download the pqm plugin and install it into your 
``~/.bazaar/plugins``::
+
+       bzr checkout --lighweight lp:bzr-pqm
+       mv bzr-pqm pqm

I think you mean 'lightweight' but anyhow I'd prefer

   bzr branch lp:bzr-pqm ~/.bazaar/plugins/pqm

Thanks for updating this.

For details, see: 
http://bundlebuggy.aaronbentley.com/project/bzr/request/%3C49C2AB16-D047-4C27-A791-FAFAABD25ECA%40real-time.com%3E
Project: Bazaar