Fix installation intel plugin
Fix installation intel plugin

* change hostname to fqdn in vm
* use fqdn in rest calls

Fixes bug: #1268948
Fixes bug: #1269016

Change-Id: Id8f163711981858383bcf32baef163ae4028bcf3

zhangjunli177/sahara,matips/iosr-2015,esikachev/sahara-backup,matips/iosr-2015,ekasitk/sahara,esikachev/scenario,redhat-openstack/sahara,xme1226/sahara,zhujzhuo/Sahara,crobby/sahara,egafford/sahara,openstack/sahara,henaras/sahara,zhujzhuo/Sahara,crobby/sahara,redhat-openstack/sahara,tellesnobrega/storm_plugin,henaras/sahara,citrix-openstack-build/sahara,henaras/sahara,xme1226/sahara,keedio/sahara,mapr/sahara,citrix-openstack-build/sahara,crobby/sahara,xme1226/sahara,zhujzhuo/Sahara,citrix-openstack-build/sahara,zhangjunli177/sahara,tellesnobrega/sahara,mapr/sahara,tellesnobrega/sahara,zhangjunli177/sahara,keedio/sahara,esikachev/scenario,ekasitk/sahara,redhat-openstack/sahara,keedio/sahara,openstack/sahara,tellesnobrega/storm_plugin,ekasitk/sahara,esikachev/sahara-backup,bigfootproject/sahara,egafford/sahara,tellesnobrega/storm_plugin,esikachev/sahara-backup,bigfootproject/sahara,bigfootproject/sahara,esikachev/scenario,matips/iosr-2015,mapr/sahara