Bump the stratum helm chart version

- Chassis config is provided by the helm chart instead of the standalone
  file
- Add short example for onos netcfg, onos component cfg and stratum chassis config

Change-Id: Ida1531ad32de4a53e4e2e3a6f87a23194c2ceb34
diff --git a/VERSION b/VERSION
index 238d6e8..b0f3d96 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.7
+1.0.8