SEBA-497 delayering, Makefile, and tox for att-workflow-drvier

Change-Id: I5869c36b8b716cab02ae12a343969c4feeacf5fb
diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..b8f06bb
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+.tox
+venv-service