+ set shape immutable when getting from feature + no use of tuples in removeShape git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5402 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
+ set shape immutable when getting from feature + no use of tuples in removeShape git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5402 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d