Recommendation is to avoid using the year nomenclature as this
information is already encoded in the git repo. Avoids needing to
repeatly update.
Also updates AUTHORS.txt from current repo with contributor names
Then you can just toggle back and forth with '/'.
One day, these frames should use a tool manager for this
kind of thing (also for the ruler tool, but lots of other
things on top), but for now just bind a char hook.
Moves forced-transparency setting down into VIEW_ITEM so that it can
be used to place forced-transparent objects in a different target.
This keeps EnableDepthTest() from equalizing the alpha values between
the two symbols (or two footprints).