I was able to upgrade juju-0.7 without issue, it's installed:
$ dpkg -s juju Package: juju Status: install ok installed Version: 0.7+bzr628+bzr629~raring1 Depends: juju-0.7
marco@home:/tmp/charm-tools$ dpkg -s juju-0.7 Package: juju-0.7 Status: install ok installed Architecture: all Source: juju Version: 0.7+bzr628+bzr629~raring1 Replaces: juju (<< 0.7-0ubuntu1~) Breaks: juju (<< 0.7-0ubuntu1~)
However, it no longer shows in update-alternatives, though is available in /usr/lib/juju-0.7+bzr628+bzr629~raring1/bin/juju
I was able to upgrade juju-0.7 without issue, it's installed:
$ dpkg -s juju bzr629~ raring1
Package: juju
Status: install ok installed
Version: 0.7+bzr628+
Depends: juju-0.7
marco@home: /tmp/charm- tools$ dpkg -s juju-0.7 bzr629~ raring1
Package: juju-0.7
Status: install ok installed
Architecture: all
Source: juju
Version: 0.7+bzr628+
Replaces: juju (<< 0.7-0ubuntu1~)
Breaks: juju (<< 0.7-0ubuntu1~)
However, it no longer shows in update- alternatives, though is available in /usr/lib/ juju-0. 7+bzr628+ bzr629~ raring1/ bin/juju