Update git submodules

* Update docs/submodules/barometer from branch 'master'
  - Merge "ansible: add ansible scripts to configure .conf file on collectd nodes"
  - ansible: add ansible scripts to configure .conf file on collectd nodes

    Change-Id: I7349582f7412088f4d303ca52eabf40afea3f5fe
    Signed-off-by: gordonkelly <gordon.kelly@intel.com>

diff --git a/docs/submodules/barometer b/docs/submodules/barometer
index b26034d..7effd9e 160000 (submodule)
--- a/docs/submodules/barometer
+++ b/docs/submodules/barometer
@@ -1 +1 @@
-Subproject commit b26034d05aa81f624e9bcee2c8e82a1cacfe44c4
+Subproject commit 7effd9e1e84dd7fa2a189a0815b5be1c0fcb165a