further improved the debian package build scripts

MANIFEST.in

@@ -1,4 +1,4 @@
 include LICENSE
 include Changelog
 include doc/*
-include initscript/*
+include default/*

debian/copyright

@@ -30,5 +30,3 @@ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-On Debian systems, the text of the 3-Clause BSD license can be found in
-'/usr/share/common-licenses/BSD'.