Create a new AutomationLine when an AutomationRegionView without a line is clicked.
git-svn-id: svn://localhost/ardour2/branches/3.0@3757 d708f5d6-7413-0410-9779-e7cbd77b26cf
Extremely broken in several ways.
This commit brought to you by the letters D, R, and my need to switch machines.
git-svn-id: svn://localhost/ardour2/trunk@2323 d708f5d6-7413-0410-9779-e7cbd77b26cf