ofproto_v1_5_parser: Support new OFPTableFeaturesStats structure
ofproto_v1_5_parser: Support new OFPTableFeaturesStats structure

OpenFlow Spec 1.5 introduces a new ofp_table_features structures
in accordance with table feature request commands for simpler table
features updates.

This patch fixes OFPTableFeaturesStats class to support the new
structure of ofp_table_features.

Signed-off-by: IWASE Yusuke <bb80e84cc9f5a8f01385872ee89032beb5d4eba7@gmail.com>
Signed-off-by: FUJITA Tomonori <93dac1fe9c4b2a3957982200319981492ad4976e@lab.ntt.co.jp>

elahejalalpour/ELRyu,fujita/ryu,zangree/ryu,zangree/ryu,Tejas-Subramanya/RYU_MEC,StephenKing/ryu,alanquillin/ryu,habibiefaried/ryu,TakeshiTseng/ryu,StephenKing/ryu,gareging/SDN_Framework,osrg/ryu,John-Lin/ryu,osrg/ryu,gareging/SDN_Framework,shinpeimuraoka/ryu,hisaharu/ryu,Zouyiran/ryu,fujita/ryu,pichuang/ryu,elahejalalpour/ELRyu,osrg/ryu,TakeshiTseng/ryu,zyq001/ryu,alanquillin/ryu,takahashiminoru/ryu,alanquillin/ryu,takahashiminoru/ryu,elahejalalpour/ELRyu,gareging/SDN_Framework,ttsubo/ryu,lagopus/ryu-lagopus-ext,pichuang/ryu,fkakuma/ryu,darjus-amzn/ryu,darjus-amzn/ryu,iwaseyusuke/ryu,alanquillin/ryu,OpenState-SDN/ryu,shinpeimuraoka/ryu,Zouyiran/ryu,hisaharu/ryu,John-Lin/ryu,hisaharu/ryu,OpenState-SDN/ryu,osrg/ryu,fkakuma/ryu,zyq001/ryu,gareging/SDN_Framework,OpenState-SDN/ryu,diogommartins/ryu,fkakuma/ryu,darjus-amzn/ryu,gareging/SDN_Framework,shinpeimuraoka/ryu,zangree/ryu,diogommartins/ryu,Tejas-Subramanya/RYU_MEC,diogommartins/ryu,lagopus/ryu-lagopus-ext,Zouyiran/ryu,elahejalalpour/ELRyu,John-Lin/ryu,lagopus/ryu-lagopus-ext,zangree/ryu,Tejas-Subramanya/RYU_MEC,ttsubo/ryu,fkakuma/ryu,hisaharu/ryu,TakeshiTseng/ryu,ttsubo/ryu,osrg/ryu,John-Lin/ryu,takahashiminoru/ryu,zangree/ryu,Tejas-Subramanya/RYU_MEC,habibiefaried/ryu,lagopus/ryu-lagopus-ext,takahashiminoru/ryu,fujita/ryu,StephenKing/ryu,iwaseyusuke/ryu,diogommartins/ryu,Tejas-Subramanya/RYU_MEC,takahashiminoru/ryu,pichuang/ryu,alanquillin/ryu,iwaseyusuke/ryu,diogommartins/ryu,habibiefaried/ryu,ttsubo/ryu,darjus-amzn/ryu,ttsubo/ryu,TakeshiTseng/ryu,OpenState-SDN/ryu,fujita/ryu,iwaseyusuke/ryu,zyq001/ryu,hisaharu/ryu,elahejalalpour/ELRyu,Zouyiran/ryu,shinpeimuraoka/ryu,fkakuma/ryu,habibiefaried/ryu,John-Lin/ryu,iwaseyusuke/ryu,StephenKing/ryu,zyq001/ryu,pichuang/ryu,zyq001/ryu,habibiefaried/ryu,darjus-amzn/ryu,Zouyiran/ryu,lagopus/ryu-lagopus-ext,pichuang/ryu,fujita/ryu,StephenKing/ryu,shinpeimuraoka/ryu,TakeshiTseng/ryu,OpenState-SDN/ryu