contrib/debian/control

--- a/contrib/debian/control	Thu May 25 23:42:37 2017 -0400
+++ b/contrib/debian/control	Fri May 26 19:33:20 2017 -0700
@@ -5,6 +5,7 @@
 Build-Depends:
  debhelper (>= 9),
  dh-python,
+ less,
  netbase,
  python-all,
  python-all-dev,