v1.32.1

-- Fix issue in ProcResultClass where loading processed data file does not update data display because loading of .mat file is prevented if the tree node is deemed to already have data. This does not work for AtlasViewer
-- Fix other issues in common functions such as version2string not checking for empty string and fix incorrect version check in configSettingsGUI.m which caused error.
-- Remove unnecessary code from deleteNamespace.m
-- deleteNamespace should be called last in MainGUI_DeleteFcn() function because the namespace is used by ChildGuiClass.m to close all GUIs.