debian: Add debian files

Signed-off-by: Sean Cross <xobs@kosagi.com>
Makefile: build directory properly

Signed-off-by: Sean Cross <xobs@kosagi.com>
systemd: Add service file

Signed-off-by: Sean Cross <xobs@kosagi.com>
Makefile: Properly clean build

Signed-off-by: Sean Cross <xobs@kosagi.com>
debian: Correct 'docs' file

Signed-off-by: Sean Cross <xobs@kosagi.com>