packet lib: implement ryu.lib.packet.lldp.lldp.__len__
packet lib: implement ryu.lib.packet.lldp.lldp.__len__

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

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