Update git submodules

* Update docs/submodules/qtip from branch 'master'
  - Add developer guide for framework

    Change-Id: Iff4a45847ef12320afd3e64acfe32152e6ca0595
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

diff --git a/docs/submodules/qtip b/docs/submodules/qtip
index ce72737..1a017fa 160000 (submodule)
--- a/docs/submodules/qtip
+++ b/docs/submodules/qtip
@@ -1 +1 @@
-Subproject commit ce727379caaab380570df2d98b7bd992cb0fbff7
+Subproject commit 1a017fa4bd32aac493806924e719fb866c8281e9