nx_match: remove an unnecessary import
nx_match: remove an unnecessary import

Signed-off-by: YAMAMOTO Takashi <458bba2e4a8704776b33478100c98529b639cd9e@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <93dac1fe9c4b2a3957982200319981492ad4976e@lab.ntt.co.jp>

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