Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Adjust redeploy

    When deployment is interrupted (e.g. ctrl+c kill deploy.sh),
    ansible processes in compass-tasks are still running. Redeploy
    at this situation new ansible process will be affacted by
    remained ones which cause errors.

    Change-Id: I821445bd53397c7030145bf6dc925032cb42519c
    Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index 37d0565..588f2fa 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit 37d0565a0277263d11023b62562d130bdd9ee997
+Subproject commit 588f2fa381c12e899843a0ab1235bcb0d57b49af