ha-system-management:

* Added DRBD Split Brain recovery example
* Completed Host down simulation with outputs
* Disable cluster resources temporarily movement was fixed so that it uses primary node name
* Migration testing was completed with outputs
* Added Starting and stopping resources
zimbra-installation, network-setup:

* Make sure Zimbra Installation is done with the correct public service ip
* Zimbra Dummy Installation
is rewritten so that it's a fully Zimbra installation
zimbra-startup-script-disabling: Make sure that the command is run on both nodes
pacemaker-final-setup:

zimbrapacemaker.config contents were improved so that:

* It uses public service ip instead of an alias
* resource stickiness is applied to all resources (setup before resources)
* MySystem group is no longer used because it only had ClusterIP in it
* Use correct hostnames instead of alias