Add automaton to lib/oslo and stackrc

Part of blueprint adopt-automaton

Change-Id: I520643b74aced431f7a46b7d7b94616bb2e6bf8e
diff --git a/stackrc b/stackrc
index f8add4b..b010a88 100644
--- a/stackrc
+++ b/stackrc
@@ -330,6 +330,10 @@
 GITREPO["debtcollector"]=${DEBTCOLLECTOR_REPO:-${GIT_BASE}/openstack/debtcollector.git}
 GITBRANCH["debtcollector"]=${DEBTCOLLECTOR_BRANCH:-master}
 
+# helpful state machines
+GITREPO["automaton"]=${AUTOMATON_REPO:-${GIT_BASE}/openstack/automaton.git}
+GITBRANCH["automaton"]=${AUTOMATON_BRANCH:-master}
+
 # oslo.concurrency
 GITREPO["oslo.concurrency"]=${OSLOCON_REPO:-${GIT_BASE}/openstack/oslo.concurrency.git}
 GITBRANCH["oslo.concurrency"]=${OSLOCON_BRANCH:-master}