Radio facet framework
Radio facet update: : pre-configured network and UDP bearer
Radio facet - version 1.0
Radio facet - version 1.0 (move ns3.sh to /apps/ns3)
Radio facet update: ns3.sh read path automatically
Merge pull request #49 from dizhizhou/master

Pull request of GSoC'13 NS-3 port projects: Radio facet