.hgignore

--- a/.hgignore	Fri Jun 23 12:04:12 2017 +0800
+++ b/.hgignore	Fri Jun 23 13:08:46 2017 +0800
@@ -30,6 +30,7 @@
 contrib/chg/chg
 contrib/hgsh/hgsh
 contrib/vagrant/.vagrant
+contrib/docker/debian-*
 contrib/docker/ubuntu-*
 dist
 packages