When Mirage_movie_read_frame_nodes does not find an exnode file for a frame, calls new function Mirage_movie_unplace_frame to make sure that no points are marked as placed or problem in the nonexistent frame. Hence, can delete exnode files to clear a frame.
When Mirage_movie_read_frame_nodes does not find an exnode file for a
frame, calls new function Mirage_movie_unplace_frame to make sure that
no points are marked as placed or problem in the nonexistent
frame. Hence, can delete exnode files to clear a frame.


git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@818 3c1deb5b-d424-0410-962d-aba41a686d42

OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc