'izip' has been deprecated in Python 3
'izip' has been deprecated in Python 3

Signed-off-by: Satoshi Kobayashi <7d41f65e734719a447b270760b77228d99469dae@stratosphere.co.jp>
Signed-off-by: FUJITA Tomonori <93dac1fe9c4b2a3957982200319981492ad4976e@lab.ntt.co.jp>

shinpeimuraoka/ryu,Tejas-Subramanya/RYU_MEC,shinpeimuraoka/ryu,StephenKing/ryu,OpenState-SDN/ryu,jalilm/ryu,TakeshiTseng/ryu,elahejalalpour/ELRyu,ttsubo/ryu,elahejalalpour/ELRyu,iwaseyusuke/ryu,ynkjm/ryu,Tejas-Subramanya/RYU_MEC,pichuang/ryu,zyq001/ryu,ysywh/ryu,zyq001/ryu,haniehrajabi/ryu,habibiefaried/ryu,openvapour/ryu,sivaramakrishnansr/ryu,openvapour/ryu,pichuang/ryu,yamt/ryu,StephenKing/ryu,umkcdcrg01/ryu_openflow,elahejalalpour/ELRyu,ttsubo/ryu,lagopus/ryu-lagopus-ext,OpenState-SDN/ryu,ysywh/ryu,iwaseyusuke/ryu,Tesi-Luca-Davide/ryu,ynkjm/ryu,gareging/SDN_Framework,StephenKing/ryu,OpenState-SDN/ryu,haniehrajabi/ryu,fkakuma/ryu,Zouyiran/ryu,ttsubo/ryu,openvapour/ryu,shinpeimuraoka/ryu,lagopus/ryu-lagopus-ext,fujita/ryu,Zouyiran/ryu,pichuang/ryu,habibiefaried/ryu,gareging/SDN_Framework,takahashiminoru/ryu,jalilm/ryu,osrg/ryu,hisaharu/ryu,ysywh/ryu,TakeshiTseng/ryu,alanquillin/ryu,lsqtongxin/ryu,zangree/ryu,sivaramakrishnansr/ryu,Zouyiran/ryu,zyq001/ryu,habibiefaried/ryu,osrg/ryu,yamt/ryu,haniehrajabi/ryu,hisaharu/ryu,shinpeimuraoka/ryu,haniehrajabi/ryu,darjus-amzn/ryu,Tesi-Luca-Davide/ryu,gareging/SDN_Framework,umkcdcrg01/ryu_openflow,sivaramakrishnansr/ryu,Zouyiran/ryu,takahashiminoru/ryu,umkcdcrg01/ryu_openflow,umkcdcrg01/ryu_openflow,pichuang/ryu,elahejalalpour/ELRyu,diogommartins/ryu,sivaramakrishnansr/ryu,zangree/ryu,TakeshiTseng/ryu,ynkjm/ryu,iwaseyusuke/ryu,ttsubo/ryu,shinpeimuraoka/ryu,gareging/SDN_Framework,Tejas-Subramanya/RYU_MEC,jalilm/ryu,jalilm/ryu,zangree/ryu,Tejas-Subramanya/RYU_MEC,fkakuma/ryu,habibiefaried/ryu,diogommartins/ryu,Tesi-Luca-Davide/ryu,StephenKing/ryu,ynkjm/ryu,fkakuma/ryu,takahashiminoru/ryu,TakeshiTseng/ryu,darjus-amzn/ryu,lsqtongxin/ryu,openvapour/ryu,alanquillin/ryu,sivaramakrishnansr/ryu,John-Lin/ryu,gareging/SDN_Framework,zyq001/ryu,alanquillin/ryu,yamt/ryu,takahashiminoru/ryu,hisaharu/ryu,diogommartins/ryu,ttsubo/ryu,darjus-amzn/ryu,fujita/ryu,fujita/ryu,pichuang/ryu,John-Lin/ryu,osrg/ryu,yamt/ryu,diogommartins/ryu,lagopus/ryu-lagopus-ext,StephenKing/ryu,habibiefaried/ryu,osrg/ryu,alanquillin/ryu,John-Lin/ryu,darjus-amzn/ryu,TakeshiTseng/ryu,lagopus/ryu-lagopus-ext,ysywh/ryu,John-Lin/ryu,hisaharu/ryu,lagopus/ryu-lagopus-ext,fujita/ryu,OpenState-SDN/ryu,darjus-amzn/ryu,fkakuma/ryu,iwaseyusuke/ryu,openvapour/ryu,elahejalalpour/ELRyu,iwaseyusuke/ryu,zyq001/ryu,hisaharu/ryu,ynkjm/ryu,alanquillin/ryu,yamt/ryu,jalilm/ryu,takahashiminoru/ryu,Tesi-Luca-Davide/ryu,Zouyiran/ryu,John-Lin/ryu,lsqtongxin/ryu,Tesi-Luca-Davide/ryu,ysywh/ryu,lsqtongxin/ryu,OpenState-SDN/ryu,fkakuma/ryu,umkcdcrg01/ryu_openflow,fujita/ryu,Tejas-Subramanya/RYU_MEC,lsqtongxin/ryu,haniehrajabi/ryu,diogommartins/ryu,osrg/ryu,zangree/ryu,zangree/ryu