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.

Works (?) in night mode and on some of the more common default terminal
palettes.

I only use mutt occasionally, but the Mail folder existence question has
been bugging me for years.

    https://unix.stackexchange.com/questions/108097/suppresss-mail-does-not-exist-in-mutt

Ie. yellow should not be actually a very dark grey.

Syntastic should take care of it now

The sack of sand that broke the camel's back:

    https://github.com/privacytoolsIO/privacytools.io/issues/740#issuecomment-460076395

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.

When there's no picture, this does not make sense.

The geometry updates are far too disrupting and I have no time to figure
out how (even if it's possible) to change config layout.

Finally stop: painstakingly changing it manually for every new workspace
ever.

(...for no reason; just something in my brain preventing me to add
this line for ~4 years.)

Default is 4000, ie. 4 seconds, which is a bit too much for my
environment where all my boxes already use SSD's, etc.

New vim-gitgutter enables eager mode by default and follows Vim's
`updatetime` for purposes of timing.