Adding ONOS Segment Routing CLI files to new repo
diff --git a/cli/documentation/en_US/controller/interface b/cli/documentation/en_US/controller/interface
new file mode 100755
index 0000000..8168d8d
--- /dev/null
+++ b/cli/documentation/en_US/controller/interface
@@ -0,0 +1 @@
+Enter a submode to configure a network interface of the controller node.