CLEREZZA-865 Adding the VirtuosoBNode class (which I forgot to do before...)
CLEREZZA-871: introduced WeakBidiMap fot the newly introduced BNodes
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/clerezza.git
CLEREZZA-871: introduced WeakBidiMap fot the newly introduced BNodes
CLEREZZA-871: fixed license header