Adding ONOS Segment Routing CLI files to new repo
diff --git a/cli/documentation/en_US/controller/show-alias b/cli/documentation/en_US/controller/show-alias
new file mode 100755
index 0000000..a5f23d6
--- /dev/null
+++ b/cli/documentation/en_US/controller/show-alias
@@ -0,0 +1 @@
+Show the alias for the specified controller node.