* Add a Summary and Services field to the meta-* addon files.
* Add an INSTALL_INITSCRIPTS macro that takes a space seperated
list of initscripts to install.
* I kept the original INSTALL_INITSCRIPT as a method to install
individual initscripts for backwards compatibility and possible corner
cases.
Signed-off-by: Robin Roevens <robin.roevens@disroot.org> Reviewed-by: Peter Müller <peter.mueller@ipfire.org>