openflow.topology: raise SwitchConnection(Up|Down) events, add xid_generator, add connected property
openflow.topology: raise SwitchConnection(Up|Down) events, add xid_generator, add connected property

MurphyMc/pox,VamsikrishnaNallabothu/pox,MurphyMc/pox,VamsikrishnaNallabothu/pox,xAKLx/pox,PrincetonUniversity/pox,pthien92/sdn,andiwundsam/_of_normalize,diogommartins/pox,PrincetonUniversity/pox,jacobq/csci5221-viro-project,chenyuntc/pox,andiwundsam/_of_normalize,MurphyMc/pox,pthien92/sdn,jacobq/csci5221-viro-project,chenyuntc/pox,kpengboy/pox-exercise,adusia/pox,xAKLx/pox,xAKLx/pox,andiwundsam/_of_normalize,adusia/pox,waltznetworks/pox,noxrepo/pox,kpengboy/pox-exercise,kulawczukmarcin/mypox,jacobq/csci5221-viro-project,MurphyMc/pox,kavitshah8/SDNDeveloper,kulawczukmarcin/mypox,kpengboy/pox-exercise,denovogroup/pox,carlye566/IoT-POX,xAKLx/pox,adusia/pox,denovogroup/pox,diogommartins/pox,pthien92/sdn,xAKLx/pox,carlye566/IoT-POX,noxrepo/pox,diogommartins/pox,kpengboy/pox-exercise,denovogroup/pox,kpengboy/pox-exercise,carlye566/IoT-POX,kulawczukmarcin/mypox,noxrepo/pox,PrincetonUniversity/pox,waltznetworks/pox,VamsikrishnaNallabothu/pox,jacobq/csci5221-viro-project,carlye566/IoT-POX,kulawczukmarcin/mypox,kulawczukmarcin/mypox,VamsikrishnaNallabothu/pox,PrincetonUniversity/pox,carlye566/IoT-POX,chenyuntc/pox,waltznetworks/pox,MurphyMc/pox,jacobq/csci5221-viro-project,andiwundsam/_of_normalize,chenyuntc/pox,chenyuntc/pox,pthien92/sdn,kavitshah8/SDNDeveloper,adusia/pox,kavitshah8/SDNDeveloper,diogommartins/pox,diogommartins/pox,pthien92/sdn,denovogroup/pox,waltznetworks/pox,adusia/pox,waltznetworks/pox,kavitshah8/SDNDeveloper,denovogroup/pox,VamsikrishnaNallabothu/pox,noxrepo/pox,PrincetonUniversity/pox