I have posted a new release (10.5-Feb-2019) in full installer and executable-only versions. No changes to help file.
The changes (taken from the update log) are:
Fixed problem magnifier and other tools on main tool bar not working due to recent bug fix.
Bug fix release 10.5-Feb-20198
Moderator: jsachs
Bug fix release 10.5-Feb-20198
Jonathan Sachs
Digital Light & Color
Digital Light & Color