FireVoxel Build 198 is released.

1. Dialog RoiStats3D: Added a functionality to control Number of Bins in the Histogram.  User enters the number and to update the histogram the focus should leave the field (press Tab).
2. "Mouse windowing" of the SI->display mapping:  changed the orientation of the vertical movement when the up vertical movement increases the value of the Window center.
3. RoiStats3D dialog:  added   Histogram Skewness and Kurtosis to information panel.
4. Spacebar button would maximize the Document View.