Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - info: update project committers

    vote: https://lists.opnfv.org/pipermail/opnfv-tech-discuss/2017-August/017418.html
    TSC update: https://lists.opnfv.org/pipermail/opnfv-tech-discuss/2017-August/017414.html

    Change-Id: Iac46d07f9af292d654399f0644e7d79d460a200a
    Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index c57fee2..905d4a2 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit c57fee2cc17fc061f22075e7255ce4820bcf9aa2
+Subproject commit 905d4a2f817ace4c0410eca23aacbd1656a0e701