Merge "Adding an Ubuntu 18.04 Docker build node"

diff --git a/packer/common-packer b/packer/common-packer
index 57648e1..d5fc82e 160000 (submodule)
--- a/packer/common-packer
+++ b/packer/common-packer
@@ -1 +1 @@
-Subproject commit 57648e1600c3c2457900ad4872f26d8f5cd679c7
+Subproject commit d5fc82ea247c96744ac7610476f5df10614f3668