update setup.py for PyPI
update setup.py for PyPI

Add classifiers.

Signed-off-by: FUJITA Tomonori <93dac1fe9c4b2a3957982200319981492ad4976e@lab.ntt.co.jp>

gopchandani/ryu,Zouyiran/ryu,unifycore/ryu,jalilm/ryu,lsqtongxin/ryu,StephenKing/summerschool-2015-ryu,shinpeimuraoka/ryu,alyosha1879/ryu,muzixing/ryu,gareging/SDN_Framework,TakeshiTseng/ryu,lsqtongxin/ryu,elahejalalpour/ELRyu,ntts-clo/ryu,diogommartins/ryu,zangree/ryu,gopchandani/ryu,iwaseyusuke/ryu,John-Lin/ryu,muzixing/ryu,fkakuma/ryu,StephenKing/ryu,diogommartins/ryu,TakeshiTseng/ryu,ynkjm/ryu,haniehrajabi/ryu,StephenKing/ryu,pichuang/ryu,takahashiminoru/ryu,unifycore/ryu,jazzmes/ryu,osrg/ryu,lzppp/mylearning,habibiefaried/ryu,John-Lin/ryu,ykaneko/ryu,fkakuma/ryu,fkakuma/ryu,ysywh/ryu,zangree/ryu,pichuang/ryu,iwaseyusuke/ryu,lzppp/mylearning,jalilm/ryu,fujita/ryu,fujita/ryu,sivaramakrishnansr/ryu,ntts-clo/mld-ryu,StephenKing/ryu,alyosha1879/ryu,lagopus/ryu-lagopus-ext,lzppp/mylearning,shinpeimuraoka/ryu,pichuang/ryu,jalilm/ryu,openvapour/ryu,takahashiminoru/ryu,o3project/ryu-oe,ysywh/ryu,castroflavio/ryu,Tesi-Luca-Davide/ryu,shinpeimuraoka/ryu,mikhaelharswanto/ryu,ttsubo/ryu,haniehrajabi/ryu,haniehrajabi/ryu,Tesi-Luca-Davide/ryu,hisaharu/ryu,ttsubo/ryu,diogommartins/ryu,jkoelker/ryu,OpenState-SDN/ryu,OpenState-SDN/ryu,lagopus/ryu-lagopus-ext,ttsubo/ryu,Zouyiran/ryu,zyq001/ryu,alyosha1879/ryu,alyosha1879/ryu,jkoelker/ryu,lsqtongxin/ryu,alanquillin/ryu,openvapour/ryu,Tesi-Luca-Davide/ryu,osrg/ryu,habibiefaried/ryu,o3project/ryu-oe,yamada-h/ryu,citrix-openstack-build/ryu,John-Lin/ryu,OpenState-SDN/ryu,fkakuma/ryu,sivaramakrishnansr/ryu,ysywh/ryu,darjus-amzn/ryu,shinpeimuraoka/ryu,pichuang/ryu,jazzmes/ryu,darjus-amzn/ryu,pichuang/ryu,OpenState-SDN/ryu,ntts-clo/ryu,openvapour/ryu,citrix-openstack/build-ryu,umkcdcrg01/ryu_openflow,habibiefaried/ryu,iwaseyusuke/ryu,gopchandani/ryu,jalilm/ryu,StephenKing/ryu,fkakuma/ryu,zyq001/ryu,gopchandani/ryu,muzixing/ryu,hisaharu/ryu,yamada-h/ryu,alanquillin/ryu,torufuru/oolhackathon,lagopus/ryu-lagopus-ext,elahejalalpour/ELRyu,darjus-amzn/ryu,StephenKing/summerschool-2015-ryu,diogommartins/ryu,OpenState-SDN/ryu,osrg/ryu,TakeshiTseng/ryu,openvapour/ryu,torufuru/OFPatchPanel,Tejas-Subramanya/RYU_MEC,habibiefaried/ryu,Tesi-Luca-Davide/ryu,umkcdcrg01/ryu_openflow,elahejalalpour/ELRyu,lsqtongxin/ryu,Tejas-Subramanya/RYU_MEC,gareging/SDN_Framework,ysywh/ryu,osrg/ryu,mikhaelharswanto/ryu,gopchandani/ryu,takahashiminoru/ryu,yamt/ryu,ynkjm/ryu,sivaramakrishnansr/ryu,citrix-openstack/build-ryu,lsqtongxin/ryu,Zouyiran/ryu,lzppp/mylearning,torufuru/oolhackathon,takahashiminoru/ryu,diogommartins/ryu,sivaramakrishnansr/ryu,torufuru/OFPatchPanel,ynkjm/ryu,osrg/ryu,StephenKing/summerschool-2015-ryu,StephenKing/summerschool-2015-ryu,torufuru/oolhackathon,iwaseyusuke/ryu,takahashiminoru/ryu,zangree/ryu,openvapour/ryu,shinpeimuraoka/ryu,umkcdcrg01/ryu_openflow,ykaneko/ryu,yamt/ryu,alanquillin/ryu,lzppp/mylearning,John-Lin/ryu,lagopus/ryu-lagopus-ext,samrussell/ryu,lagopus/ryu-lagopus-ext,zangree/ryu,hisaharu/ryu,zangree/ryu,haniehrajabi/ryu,fujita/ryu,umkcdcrg01/ryu_openflow,StephenKing/summerschool-2015-ryu,sivaramakrishnansr/ryu,hisaharu/ryu,zyq001/ryu,Tejas-Subramanya/RYU_MEC,castroflavio/ryu,ynkjm/ryu,zyq001/ryu,evanscottgray/ryu,gareging/SDN_Framework,gareging/SDN_Framework,elahejalalpour/ELRyu,evanscottgray/ryu,StephenKing/ryu,TakeshiTseng/ryu,ynkjm/ryu,TakeshiTseng/ryu,Zouyiran/ryu,evanscottgray/ryu,ttsubo/ryu,Tesi-Luca-Davide/ryu,Tejas-Subramanya/RYU_MEC,ysywh/ryu,yamt/ryu,citrix-openstack-build/ryu,John-Lin/ryu,habibiefaried/ryu,Tejas-Subramanya/RYU_MEC,muzixing/ryu,fujita/ryu,yamt/ryu,muzixing/ryu,haniehrajabi/ryu,ttsubo/ryu,darjus-amzn/ryu,yamt/ryu,hisaharu/ryu,darjus-amzn/ryu,jalilm/ryu,castroflavio/ryu,zyq001/ryu,gareging/SDN_Framework,alanquillin/ryu,alanquillin/ryu,jazzmes/ryu,fujita/ryu,umkcdcrg01/ryu_openflow,jkoelker/ryu,ntts-clo/mld-ryu,elahejalalpour/ELRyu,samrussell/ryu,Zouyiran/ryu,iwaseyusuke/ryu