Remove some of titan artifacts.

Change-Id: I4bcf33db2e0d1eb436e8812009171ad5b880d70b
diff --git a/conf/README b/conf/README
index f43d67b..07f051f 100644
--- a/conf/README
+++ b/conf/README
@@ -1 +1 @@
-Please use onos-embedded.properties to start onos with embedded cassandra.
+<TODO: Add description about config files here>