Use const references where appropriate. Fix incorrect use of (either confusingly named or often abused) Patch tag Number attribute. git-svn-id: svn://localhost/ardour2/branches/3.0@13923 d708f5d6-7413-0410-9779-e7cbd77b26cf
Use const references where appropriate. Fix incorrect use of (either confusingly named or often abused) Patch tag Number attribute. git-svn-id: svn://localhost/ardour2/branches/3.0@13923 d708f5d6-7413-0410-9779-e7cbd77b26cf