Add appc as a submodule

Issue-ID: APPC-102
Change-Id: Iae665ea69bb8f6bb00aa38a68b8001c63ba87079
Signed-off-by: Scott Seabolt <js9808@att.com>
diff --git a/.gitmodules b/.gitmodules
index a71883f..58f8596 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -8,3 +8,8 @@
 	url = ../vnfrqts/requirements
 	branch = .
 	ignore = dirty
+[submodule "docs/submodules/appc/appc"]
+	path = docs/submodules/appc/appc
+	url = ../appc
+        branch = .
+        ignore = dirty