* Added a flag to ConfigVarList.resolve to allow raising an exception if string was not fully resolved.
        This is useful when dealing with the file system (read file, make dir, ...) and will prevent,
        for example, creations of folders named "$(COMPANY_NAME)".
    * Shorten some variable names,
    * Client input file is now a combo box that lets you choose files from the folder of the current choses input file.