Updated git submodules

Project: appc master 6feb765e31634cb1041df521b3e8a034223cabab

Fix for APPC-1286

Increased test coverage from 49% to 73% for package.
Added coverage for 4 classes that were previously at 0% coverage.
Refactored slow running code into a method that can be mocked
to speed up execution of unit tests.

Issue-ID: APPC-1286
Change-Id: I3ebe5f6bfbc59228b57d20a3c45081e40ee8e31e
Signed-off-by: Joss Armstrong <joss.armstrong@ericsson.com>

diff --git a/docs/submodules/appc.git b/docs/submodules/appc.git
index 74553eb..6feb765 160000 (submodule)
--- a/docs/submodules/appc.git
+++ b/docs/submodules/appc.git
@@ -1 +1 @@
-Subproject commit 74553eb3428822f57b868e3769ac23d2e7394df4
+Subproject commit 6feb765e31634cb1041df521b3e8a034223cabab