Add clamp as a module

Update doc project to integrate clamp

Change-Id: I933500c7e66463a82f35575422c377b34ea0567a
Issue-ID: CLAMP-15
Signed-off-by: ChrisC <cc697w@intl.att.com>
diff --git a/.gitmodules b/.gitmodules
index 291035b..50be5f2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -18,3 +18,8 @@
 	url = ../cli
         branch = .
         ignore = dirty
+[submodule "docs/submodules/clamp"]
+	path = docs/submodules/clamp
+	url = ../clamp
+        branch = .
+        ignore = dirty