Finally stop using few-low-lettered globals; use proper Shellfu compliant
naming instead.

Also have separate variables for use in Bash PS*; these need extra chars
for hinting.

lrep() and prep() repeat every line, or whole stream, on stdin
$1 times.

..after moving out from GitHub

People can now run

    __bashum_run_n 100 echo hello world

and it will print "hello world" 100 times, instead of just running
`echo` 100 times and ignoring the `hello world` part.

'darkzen' color profile for HTMLs generated by mdvimb

Get current version at https://netvor.info/scripts/mdvimb

See also:

    https://github.com/koalaman/shellcheck/issues/1342

Work around, obey, or disable.

Mostly for easier visual distinction and also for fun.

'x' meaning primary, 'xx' meaning 'C-C' and 'v' meaning vipe(1).

...for the love of podcasts!

Many files may look like text file but be actually considerd binary by
git.  In suich case this setting can be extremely confusing.