perhaps, just possibly, a working solo model. needs to be fixed so that connections...

perhaps, just possibly, a working solo model. needs to be fixed so that connections to other JACK clients count as "physical" connections, so don't use this with ardour connected to other JACK apps just yet. Oh, this also invalidates existing a3 sessions again

git-svn-id: svn://localhost/ardour2/branches/3.0@7033 d708f5d6-7413-0410-9779-e7cbd77b26cf