Updated git submodules

Project: so master 9903fb12ab6b3081e8c1b680ae4088d638503776

Merge "Remove forbidden dependencies"

Remove forbidden dependencies

Upgrade org.codehaus.jackson : jackson-mapper-asl : 1.9.13 to com.fasterxml.jackson.core : jackson-databind : 2.8.7

Change Jackson error message in test to new error message.

Change-Id: I719166bcf71d171c2e2ba721790eb87fcda8f305
Issue-ID: SO-537
Signed-off-by: Arthur Martella <amartell@research.att.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 9067651..9903fb1 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 90676517b3da987604e2d666d8fcb09a8e165d65
+Subproject commit 9903fb12ab6b3081e8c1b680ae4088d638503776