If you are using the settings file from the previous version, please either delete it, or remove the <validcharacters>…<validcharacters> line, load the program and save the settings.
Changes in this version:
Added initial input and output directories to the variables and xml file
Added valid characters textbox shown instead of the ramps for variable width fonts
Changed valid characters textbox into a combobox and added some more choices
Allowed multiple valid character strings in the xml file
Changed valid characters dialog to use a combobox
Made valid characters dialog resizable