Add CuckooHash table format to table_reader_bench
Add CuckooHash table format to table_reader_bench

Summary: Make table_reader_bench cover all the three table formats.

Test Plan: Run it using three options

Reviewers: radheshyamb, ljin

Reviewed By: ljin

Subscribers: leveldb

Differential Revision: https://reviews.facebook.net/D22137

tsheasha/rocksdb,RyanTech/rocksdb,siddhartharay007/rocksdb,SunguckLee/RocksDB,kaschaeffer/rocksdb,msb-at-yahoo/rocksdb,wat-ze-hex/rocksdb,ryneli/rocksdb,RyanTech/rocksdb,facebook/rocksdb,JohnPJenkins/rocksdb,facebook/rocksdb,caijieming-baidu/rocksdb,Andymic/rocksdb,rDSN-Projects/rocksdb.replicated,vmx/rocksdb,vashstorm/rocksdb,hobinyoon/rocksdb,luckywhu/rocksdb,wat-ze-hex/rocksdb,tsheasha/rocksdb,geraldoandradee/rocksdb,wenduo/rocksdb,RyanTech/rocksdb,vmx/rocksdb,bbiao/rocksdb,JoeWoo/rocksdb,RyanTech/rocksdb,bbiao/rocksdb,wat-ze-hex/rocksdb,wlqGit/rocksdb,hobinyoon/rocksdb,dkorolev/rocksdb,mbarbon/rocksdb,tschottdorf/rocksdb,vmx/rocksdb,mbarbon/rocksdb,alihalabyah/rocksdb,vmx/rocksdb,ylong/rocksdb,rDSN-Projects/rocksdb.replicated,wlqGit/rocksdb,wenduo/rocksdb,lgscofield/rocksdb,dkorolev/rocksdb,siddhartharay007/rocksdb,NickCis/rocksdb,makelivedotnet/rocksdb,OverlordQ/rocksdb,temicai/rocksdb,Andymic/rocksdb,temicai/rocksdb,Applied-Duality/rocksdb,dkorolev/rocksdb,tschottdorf/rocksdb,tizzybec/rocksdb,geraldoandradee/rocksdb,JohnPJenkins/rocksdb,alihalabyah/rocksdb,virtdb/rocksdb,flabby/rocksdb,IMCG/RcoksDB,SunguckLee/RocksDB,vashstorm/rocksdb,norton/rocksdb,geraldoandradee/rocksdb,jalexanderqed/rocksdb,skunkwerks/rocksdb,geraldoandradee/rocksdb,JoeWoo/rocksdb,SunguckLee/RocksDB,biddyweb/rocksdb,bbiao/rocksdb,vashstorm/rocksdb,JackLian/rocksdb,wskplho/rocksdb,kaschaeffer/rocksdb,norton/rocksdb,Applied-Duality/rocksdb,NickCis/rocksdb,zhangpng/rocksdb,JohnPJenkins/rocksdb,facebook/rocksdb,tizzybec/rocksdb,skunkwerks/rocksdb,mbarbon/rocksdb,OverlordQ/rocksdb,hobinyoon/rocksdb,wat-ze-hex/rocksdb,flabby/rocksdb,facebook/rocksdb,tsheasha/rocksdb,hobinyoon/rocksdb,hobinyoon/rocksdb,geraldoandradee/rocksdb,biddyweb/rocksdb,ylong/rocksdb,Andymic/rocksdb,Applied-Duality/rocksdb,sorphi/rocksdb,flabby/rocksdb,siddhartharay007/rocksdb,OverlordQ/rocksdb,fengshao0907/rocksdb,flabby/rocksdb,tschottdorf/rocksdb,JohnPJenkins/rocksdb,facebook/rocksdb,wskplho/rocksdb,lgscofield/rocksdb,lgscofield/rocksdb,kaschaeffer/rocksdb,siddhartharay007/rocksdb,JackLian/rocksdb,msb-at-yahoo/rocksdb,Applied-Duality/rocksdb,Andymic/rocksdb,tschottdorf/rocksdb,rDSN-Projects/rocksdb.replicated,caijieming-baidu/rocksdb,geraldoandradee/rocksdb,ylong/rocksdb,jalexanderqed/rocksdb,ylong/rocksdb,lgscofield/rocksdb,facebook/rocksdb,msb-at-yahoo/rocksdb,rDSN-Projects/rocksdb.replicated,virtdb/rocksdb,tschottdorf/rocksdb,flabby/rocksdb,Vaisman/rocksdb,wenduo/rocksdb,caijieming-baidu/rocksdb,wat-ze-hex/rocksdb,wat-ze-hex/rocksdb,Andymic/rocksdb,siddhartharay007/rocksdb,wlqGit/rocksdb,anagav/rocksdb,bbiao/rocksdb,wat-ze-hex/rocksdb,Vaisman/rocksdb,tsheasha/rocksdb,wskplho/rocksdb,flabby/rocksdb,ylong/rocksdb,makelivedotnet/rocksdb,lgscofield/rocksdb,SunguckLee/RocksDB,ylong/rocksdb,NickCis/rocksdb,sorphi/rocksdb,makelivedotnet/rocksdb,makelivedotnet/rocksdb,JoeWoo/rocksdb,JoeWoo/rocksdb,tsheasha/rocksdb,JoeWoo/rocksdb,rDSN-Projects/rocksdb.replicated,biddyweb/rocksdb,tsheasha/rocksdb,JoeWoo/rocksdb,SunguckLee/RocksDB,fengshao0907/rocksdb,ryneli/rocksdb,mbarbon/rocksdb,virtdb/rocksdb,siddhartharay007/rocksdb,makelivedotnet/rocksdb,tizzybec/rocksdb,tizzybec/rocksdb,dkorolev/rocksdb,IMCG/RcoksDB,Applied-Duality/rocksdb,JackLian/rocksdb,RyanTech/rocksdb,temicai/rocksdb,hobinyoon/rocksdb,IMCG/RcoksDB,skunkwerks/rocksdb,fengshao0907/rocksdb,luckywhu/rocksdb,ryneli/rocksdb,luckywhu/rocksdb,luckywhu/rocksdb,bbiao/rocksdb,vmx/rocksdb,fengshao0907/rocksdb,amyvmiwei/rocksdb,biddyweb/rocksdb,temicai/rocksdb,Vaisman/rocksdb,sorphi/rocksdb,anagav/rocksdb,skunkwerks/rocksdb,biddyweb/rocksdb,wlqGit/rocksdb,skunkwerks/rocksdb,wat-ze-hex/rocksdb,vashstorm/rocksdb,vashstorm/rocksdb,OverlordQ/rocksdb,JackLian/rocksdb,alihalabyah/rocksdb,mbarbon/rocksdb,facebook/rocksdb,norton/rocksdb,ryneli/rocksdb,caijieming-baidu/rocksdb,norton/rocksdb,kaschaeffer/rocksdb,hobinyoon/rocksdb,NickCis/rocksdb,msb-at-yahoo/rocksdb,norton/rocksdb,wlqGit/rocksdb,zhangpng/rocksdb,alihalabyah/rocksdb,msb-at-yahoo/rocksdb,IMCG/RcoksDB,rDSN-Projects/rocksdb.replicated,tsheasha/rocksdb,JackLian/rocksdb,RyanTech/rocksdb,lgscofield/rocksdb,amyvmiwei/rocksdb,makelivedotnet/rocksdb,sorphi/rocksdb,rDSN-Projects/rocksdb.replicated,SunguckLee/RocksDB,vashstorm/rocksdb,wskplho/rocksdb,mbarbon/rocksdb,Applied-Duality/rocksdb,ryneli/rocksdb,IMCG/RcoksDB,NickCis/rocksdb,norton/rocksdb,dkorolev/rocksdb,msb-at-yahoo/rocksdb,ryneli/rocksdb,amyvmiwei/rocksdb,NickCis/rocksdb,tizzybec/rocksdb,amyvmiwei/rocksdb,wlqGit/rocksdb,IMCG/RcoksDB,Applied-Duality/rocksdb,mbarbon/rocksdb,luckywhu/rocksdb,biddyweb/rocksdb,OverlordQ/rocksdb,vashstorm/rocksdb,dkorolev/rocksdb,Vaisman/rocksdb,wskplho/rocksdb,dkorolev/rocksdb,jalexanderqed/rocksdb,fengshao0907/rocksdb,ryneli/rocksdb,facebook/rocksdb,biddyweb/rocksdb,wenduo/rocksdb,caijieming-baidu/rocksdb,kaschaeffer/rocksdb,JohnPJenkins/rocksdb,zhangpng/rocksdb,OverlordQ/rocksdb,vmx/rocksdb,sorphi/rocksdb,tsheasha/rocksdb,bbiao/rocksdb,sorphi/rocksdb,JohnPJenkins/rocksdb,norton/rocksdb,caijieming-baidu/rocksdb,vmx/rocksdb,temicai/rocksdb,vmx/rocksdb,kaschaeffer/rocksdb,RyanTech/rocksdb,temicai/rocksdb,zhangpng/rocksdb,alihalabyah/rocksdb,zhangpng/rocksdb,Vaisman/rocksdb,makelivedotnet/rocksdb,anagav/rocksdb,wenduo/rocksdb,JohnPJenkins/rocksdb,Vaisman/rocksdb,lgscofield/rocksdb,jalexanderqed/rocksdb,skunkwerks/rocksdb,virtdb/rocksdb,temicai/rocksdb,Andymic/rocksdb,zhangpng/rocksdb,geraldoandradee/rocksdb,JackLian/rocksdb,JackLian/rocksdb,wskplho/rocksdb,IMCG/RcoksDB,Andymic/rocksdb,flabby/rocksdb,anagav/rocksdb,jalexanderqed/rocksdb,wenduo/rocksdb,amyvmiwei/rocksdb,caijieming-baidu/rocksdb,norton/rocksdb,wskplho/rocksdb,Andymic/rocksdb,fengshao0907/rocksdb,sorphi/rocksdb,siddhartharay007/rocksdb,SunguckLee/RocksDB,amyvmiwei/rocksdb,jalexanderqed/rocksdb,luckywhu/rocksdb,alihalabyah/rocksdb,wenduo/rocksdb,virtdb/rocksdb,OverlordQ/rocksdb,tizzybec/rocksdb,JoeWoo/rocksdb,wlqGit/rocksdb,virtdb/rocksdb,anagav/rocksdb,Vaisman/rocksdb,luckywhu/rocksdb,hobinyoon/rocksdb,bbiao/rocksdb,anagav/rocksdb,skunkwerks/rocksdb,amyvmiwei/rocksdb,ylong/rocksdb,wenduo/rocksdb,bbiao/rocksdb,fengshao0907/rocksdb,SunguckLee/RocksDB,tizzybec/rocksdb,kaschaeffer/rocksdb,tschottdorf/rocksdb,zhangpng/rocksdb,NickCis/rocksdb,jalexanderqed/rocksdb,alihalabyah/rocksdb,virtdb/rocksdb,anagav/rocksdb