contrib/builddeb

--- a/contrib/builddeb	Wed Nov 25 15:15:03 2015 +0800
+++ b/contrib/builddeb	Wed Nov 25 15:26:03 2015 +0800
@@ -30,11 +30,6 @@
         shift
         CLEANUP=
         ;;
-    --debbuilddir )
-        shift
-        DEBBUILDDIR="$1"
-        shift
-        ;;
     * )
         echo "Invalid parameter $1!" 1>&2
         exit 1