Bug #525: Fixed getting username by UID in image plugin.
Bug #525: Fixed getting username by UID in image plugin.

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