libopenflow: More parameters for constructors
libopenflow: More parameters for constructors

Mostly this means calling initHelper() in more __init__ functions to make it
easier to build OpenFlow messages programatically.

Removed last vestiges of .data field of packet_in being a list (it's now
bytes always).

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