Merge "Add git installation to docker guide"

diff --combined docs/release/userguide/docker.userguide.rst
index 6064de2,d9e6747..cc9dd04
--- 1/docs/release/userguide/docker.userguide.rst
--- 2/docs/release/userguide/docker.userguide.rst
+++ b/docs/release/userguide/docker.userguide.rst
@@@ -181,13 -181,8 +181,14 @@@ To install Ansible 2.6.3 on Centos
      $ sudo yum install epel-release
      $ sudo yum install python-pip
      $ sudo -H pip install 'ansible==2.6.3'
+     $ sudo yum install git
  
 +.. note::
 +   When using multi-node-setup, please make sure that 'python' package is
 +   installed on all of the target nodes (ansible during 'Gathering facts'
 +   phase is using python2 and it may not be installed by default on some
 +   distributions - e.g. on Ubuntu 16.04 it has to be installed manually)
 +
  Clone barometer repo
  ^^^^^^^^^^^^^^^^^^^^
  
@@@ -348,14 -343,11 +349,14 @@@ To make some changes when a container i
  
  List of default plugins for collectd container
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 +.. note::
 +   The dpdk plugins dpdkevents and dpdkstat were tested with DPDK v16.11.
  
  By default the collectd is started with default configuration which includes the followin plugins:
     * csv, contextswitch, cpu, cpufreq, df, disk, ethstat, ipc, irq, load, memory, numa, processes,
       swap, turbostat, uuid, uptime, exec, hugepages, intel_pmu, ipmi, write_kafka, logfile, mcelog,
 -     network, intel_rdt, rrdtool, snmp_agent, syslog, virt, ovs_stats, ovs_events
 +     network, intel_rdt, rrdtool, snmp_agent, syslog, virt, ovs_stats, ovs_events, dpdkevents,
 +     dpdkstat
  
  Some of the plugins are loaded depending on specific system requirements and can be omitted if
  dependency is not met, this is the case for:
@@@ -400,7 -392,7 +401,7 @@@ plugins tag
    The following tags can be used to enable/disable plugins: csv, contextswitch, cpu,
    cpufreq, df, disk, ethstat, ipc, irq, load, memory, numa, processes, swap, turbostat,
    uptime, exec, hugepages, ipmi, kafka, logfile, mcelogs, network, pmu, rdt, rrdtool,
 -  snmp, syslog, virt, ovs_stats, ovs_events, uuid.
 +  snmp, syslog, virt, ovs_stats, ovs_events, uuid, dpdkevents, dpdkstat.
  
  Installing Docker
  -----------------