Some files had a small impact such as Xft.dpi definition, thus removed.
Files with bigger impact were moved to root directories such as /etc or
were specified with full path such as ~/.local/bin.
In case the dotfiles configuration does extra things, such as verifying
merge commits, it was changed to code or comment when appropriate.
For: https://github.com/ben-grande/dotfiles/pull/1
Echo can interpret operand as an option and checking every variable to
be echoed is troublesome while with printf, if the format specifier is
present before the operand, printing as string can be enforced.
