Fixed bug with VOI save file dialog (wx.OPEN instead of wx.SAVE).
Fixed bug with VOI save file dialog (wx.OPEN instead of wx.SAVE).

ivoflipse/devide,nagyistoce/devide,ivoflipse/devide,chrisidefix/devide,zhangfangyan/devide,zhangfangyan/devide,fvpolpeta/devide,nagyistoce/devide,fvpolpeta/devide,chrisidefix/devide