feature #200: Minor modifications to ImageManager class
feature #200: Minor modifications to ImageManager class

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