Feature #2746: fix cluster wizard
Feature #2746: fix cluster wizard

goberle/one,dberzano/opennebula-torino,OpenNebula/one,mattthias/one,unistra/one,fasrc/one,unistra/one,goberle/one,goberle/one,atodorov-storpool/one,cloudweavers/one,unistra/one,ohamada/one,goberle/one,spirit03/one,hsanjuan/one,ohamada/one,Terradue/one,OpenNebula/one,spirit03/one,alvarosimon/one,unistra/one,baby-gnu/one,dberzano/opennebula-torino,baby-gnu/one,abelCoronado93/one,fasrc/one,alvarosimon/one,mattthias/one,alvarosimon/one,Terradue/one,tuxmea/one,dberzano/opennebula-torino,cloudweavers/one,fasrc/one,spirit03/one,ggalancs/one,spirit03/one,tuxmea/one,mattthias/one,abelCoronado93/one,OpenNebula/one,goberle/one,hsanjuan/one,spirit03/one,spirit03/one,mattthias/one,goberle/one,tuxmea/one,alvarosimon/one,fasrc/one,baby-gnu/one,alvarosimon/one,cloudweavers/one,OpenNebula/one,cloudweavers/one,atodorov-storpool/one,juanmont/one,tuxmea/one,goberle/one,tuxmea/one,fasrc/one,OpenNebula/one,juanmont/one,unistra/one,juanmont/one,unistra/one,ggalancs/one,Terradue/one,atodorov-storpool/one,fasrc/one,Terradue/one,dberzano/opennebula-torino,OpenNebula/one,mattthias/one,abelCoronado93/one,hsanjuan/one,ggalancs/one,ggalancs/one,ggalancs/one,juanmont/one,baby-gnu/one,ggalancs/one,unistra/one,cloudweavers/one,alvarosimon/one,cloudweavers/one,hsanjuan/one,goberle/one,abelCoronado93/one,juanmont/one,dberzano/opennebula-torino,ohamada/one,juanmont/one,mattthias/one,ohamada/one,cloudweavers/one,ohamada/one,juanmont/one,atodorov-storpool/one,fasrc/one,ohamada/one,abelCoronado93/one,hsanjuan/one,atodorov-storpool/one,OpenNebula/one,Terradue/one,tuxmea/one,unistra/one,hsanjuan/one,Terradue/one,cloudweavers/one,Terradue/one,baby-gnu/one,ggalancs/one,baby-gnu/one,ohamada/one,abelCoronado93/one,atodorov-storpool/one,OpenNebula/one,mattthias/one,juanmont/one,ggalancs/one,alvarosimon/one,tuxmea/one,hsanjuan/one,mattthias/one,spirit03/one,hsanjuan/one,dberzano/opennebula-torino,dberzano/opennebula-torino,tuxmea/one,juanmont/one,Terradue/one,atodorov-storpool/one,atodorov-storpool/one,ohamada/one,spirit03/one,baby-gnu/one,OpenNebula/one,abelCoronado93/one,alvarosimon/one,baby-gnu/one,atodorov-storpool/one,abelCoronado93/one,fasrc/one