Update windows installer download size

[sharpdrivetek]

this was already notified to @lubos few months back.
you can check the below post for details.

Improvements to Manager Installer

@lubos please consider the below suggestions that can improve the installation of Manager. Allow a step during new installation where the user has to select an Application data folder to save the business files to. At present Manager does this automatically and creates the application data under the first drive (C drive in case of Windows) unless the user changes this under Preferences. the problems associated with this is that most users leave the location to the default and if a system cra…