FIX: read poly xforms properly


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5149 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: forgot to copy m_Center


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5150 42a5c34f-2066-0410-bec5-ba365beb4995
FIX: poly xform is relative to center


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5151 42a5c34f-2066-0410-bec5-ba365beb4995
DOC


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5152 42a5c34f-2066-0410-bec5-ba365beb4995