Downgrade docker min version

This should help people who are stuck in distros that can't provide a current and supported version of docker.

See https://github.com/discourse/discourse_docker/commit/ddf8c54cdde0e448526f4fa0e9f7272695db8271#comments

diff --git a/launcher b/launcher
index 48adc36d6419f2f885bc10d5267e845b6f933201..4d167657fc9bc08e6de8648ce2eb05cbccee4dfd 100755 (executable)
--- a/launcher
+++ b/launcher
@@ -56,7 +56,7 @@ fi
 
 cd "$(dirname "$0")"
 
-docker_min_version='17.06.2'
+docker_min_version='17.03.1'
 docker_rec_version='17.06.2'
 git_min_version='1.8.0'
 git_rec_version='1.8.0'