MTEXT: corrections in messages.

Signed-off-by: bert <bert.timmerman@xs4all.nl>
OBJECT: corrections in messages.

Signed-off-by: bert <bert.timmerman@xs4all.nl>
OLEFRAME: corrections in messages.

Signed-off-by: bert <bert.timmerman@xs4all.nl>
POINT: corrections in messages.

Signed-off-by: bert <bert.timmerman@xs4all.nl>
POLYLINE: corrections in messages.

Signed-off-by: bert <bert.timmerman@xs4all.nl>