Added example config files for SDN-IP

Change-Id: Ia40bea166c147e95c2d9f5dbe13c6ccbd622de3d
diff --git a/apps/sdnip/src/main/resources/config-examples/README b/apps/sdnip/src/main/resources/config-examples/README
new file mode 100644
index 0000000..502285e
--- /dev/null
+++ b/apps/sdnip/src/main/resources/config-examples/README
@@ -0,0 +1 @@
+ONOS looks for these config files by default in $KARAF_LOG/config/
\ No newline at end of file