Pointing these at the latest release, rather than the latest version
in master, allows us to make changes to the installer and document
them properly in master, without making the instructions confusingly
wrong for people who just go to the website or the GitHub repo page
and follow instructions to install.
This changes the second plans block label to dark grey responsively
when the width is less than 1390px because the white text does not
appear on that portion of the white background when the block collapses
down a line.