Update git submodules

* Update docs/submodules/compass4nfv from branch 'master'
  - Merge "Add moonv4 into Compass4nfv"
  - Add moonv4 into Compass4nfv

    JIRA:-

    To deploy moon master, export MOON_CFG env like below compass deploy:
    export MOON_CFG="master:flag=Disable,slave:flag=Enable,slave:name=slave1,slave:master_ip=master_ip"

    To deploy moon slave, export MOON_CFG env like below compass deploy:
    export MOON_CFG="master:flag=Enable,slave:flag=Disable,slave:name=slave1,slave:master_ip=master_ip"

    Change-Id: I21c0186a029c508d390c69112b43510d9c5b9c5c
    Signed-off-by: chigang <chigang@huawei.com>

diff --git a/docs/submodules/compass4nfv b/docs/submodules/compass4nfv
index ef7fcad..4a59dae 160000 (submodule)
--- a/docs/submodules/compass4nfv
+++ b/docs/submodules/compass4nfv
@@ -1 +1 @@
-Subproject commit ef7fcad91a146edf21a5a6600f7ec4067f844fbc
+Subproject commit 4a59daec53faa8686d782e5f6ba1cdc1d304950d