Fixes #45

The configuration file will never be overwritten automatically.
Therefore, changes need to be applied by the user manually.

Suggested by maxfieb (#21)

Fixes #21

/lib/lsb/init-functions exists on Redhat system, but
/etc/init.d/functions does not on Debian-based systems, so
this should work better out-of-the-box.

Fixes #7

This is an ongoing effort to allow different file system layouts (#5)

Thanks to @timeos for the initial version (#4)

Currently supported are Upstart and System-V.

This file may contain customized configuration options
which should not be overwritten on install.