Update git submodules

* Update docs/submodules/compass4nfv from branch 'stable/euphrates'
  - Upgrade the jumphost offline support

    JIRA: -

    1. Add support for ubuntu 16.04.3
    2. Update the package building scripts for ubuntu 14.04.3
    3. Remove some hard code

    Change-Id: I96e587b6b3aa2c39e14e5b0ec7db82b460e1fb29
    Signed-off-by: Yifei Xue <xueyifei@huawei.com>
    (cherry picked from commit abf896027b53f98f6f61a6c225aa3cde636f5877)

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index 967ffc9..870460b 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit 967ffc953d856673a7bb8a1f01c2eecc20242e31
+Subproject commit 870460bc580ce2bd7e2d0c752c211e8413800c74