Add cli as a submodule

CLI-34
Change-Id: If596163b7a2ebaaef686211c5d5f5dcebf6a0145
Signed-off-by: Kanagaraj Manickam k00365106 <kanagaraj.manickam@huawei.com>
diff --git a/.gitmodules b/.gitmodules
index 155a4b4..291035b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,8 @@
 	url = ../appc
 	branch = .
 	ignore = dirty
+[submodule "docs/submodules/cli"]
+	path = docs/submodules/cli
+	url = ../cli
+        branch = .
+        ignore = dirty