Build 441 is released.

1. Volume Layer: ViewFilter dialog box (INT,REAL) : introduced new "Adaptive Window Level\Width option". It optimizes mapping to screen for every zoom. Very  useful for comparing registration results on dark timepoints such as last b-values.

2. LayerControl dialog : implemented  "Interlaced View" option {X,Y,XY} so the layers are seen in overlacing manner.

3. Volume>Split 4D volume into layers" : for 4D volumes splits each separate timepoint into a document layer. Useful for viewing motion correction results.

4. Upgraded to FVX file format v17 due to above (#1,2) changes.