Update - majk1/shellrc GitHub Wiki
in a shell where shellrc included
$ shellrc-update
with the online installer script
$ wget -q -O- "https://majk1.github.io/shellrc/installer.sh" | bash -s -- -u
... or ...
$ curl -L -s -o- "https://majk1.github.io/shellrc/installer.sh" | bash -s -- -u