Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Merge "Add support for manually installed (not using installer) OPNFV pod"
  - Add support for manually installed (not using installer) OPNFV pod

    Change-Id: I314882dd8a9e491f253f825a8da7ec4c91ed3321
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index eeb3cad..b5a1151 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit eeb3cad4c3bf94b7b5f7da6cde190364bb10fca6
+Subproject commit b5a115179cc75be6ca853d740dfce393fc8c1fd2