Add debian specification

Change-Id: I14a082b80ce256da33bb541cf44c4068cae31d6d
diff --git a/debian/changelog b/debian/changelog
new file mode 100644
index 0000000..174d1dd
--- /dev/null
+++ b/debian/changelog
@@ -0,0 +1,5 @@
+salt-formula-devops-portal (2017.3) trusty; urgency=medium
+
+  * Initial version
+
+   -- Ilya Kharin <ikharin@mirantis.com>  Tue, 28 Mar 2017 15:00:00 +0400