feature #2909: Fix list buttons
feature #2909: Fix list buttons

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