Set value to vc-annotate-* by 'setq', with 'custom-set-variables' in always
write this vars to ~/.emacs-custom.el, which can override my settings from
'.emacs-my'.
Because of Debian policy documentation covered by FDL license with invariant sections not allowed in packet
repository tree. So it must be installed manually. My usually configuration install user local software
into ~/usr DISTDIR.