vmm/kvm/poll cleanup
vmm/kvm/poll cleanup

Cleaned up unused code.
The rbd stats monitoring are moved to monitor script.
abelCoronado93/one,atodorov-storpool/one,juanmont/one,unistra/one,unistra/one,alvarosimon/one,alvarosimon/one,goberle/one,OpenNebula/one,baby-gnu/one,abelCoronado93/one,ohamada/one,alvarosimon/one,atodorov-storpool/one,atodorov-storpool/one,abelCoronado93/one,ohamada/one,unistra/one,juanmont/one,alvarosimon/one,atodorov-storpool/one,juanmont/one,baby-gnu/one,atodorov-storpool/one,juanmont/one,atodorov-storpool/one,alvarosimon/one,goberle/one,ohamada/one,baby-gnu/one,OpenNebula/one,goberle/one,abelCoronado93/one,OpenNebula/one,abelCoronado93/one,OpenNebula/one,goberle/one,baby-gnu/one,juanmont/one,juanmont/one,unistra/one,baby-gnu/one,OpenNebula/one,OpenNebula/one,ohamada/one,abelCoronado93/one,ohamada/one,atodorov-storpool/one,baby-gnu/one,unistra/one,juanmont/one,baby-gnu/one,alvarosimon/one,unistra/one,unistra/one,goberle/one,OpenNebula/one,abelCoronado93/one,unistra/one,goberle/one,OpenNebula/one,alvarosimon/one,goberle/one,alvarosimon/one,abelCoronado93/one,ohamada/one,atodorov-storpool/one,goberle/one,baby-gnu/one,atodorov-storpool/one,OpenNebula/one,ohamada/one,juanmont/one,ohamada/one,juanmont/one