Replace poorly-coded vac_find_eq routine with call to standard bsearch library code.  Tweak progress messages to include elapsed real time, not only CPU time.
Replace poorly-coded vac_find_eq routine with call to standard bsearch
library code.  Tweak progress messages to include elapsed real time,
not only CPU time.

zaksoup/gpdb,Postgres-XL/Postgres-XL,chrishajas/gpdb,xinzweb/gpdb,adam8157/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,janebeckman/gpdb,randomtask1155/gpdb,jmcatamney/gpdb,foyzur/gpdb,Quikling/gpdb,chrishajas/gpdb,tangp3/gpdb,ahachete/gpdb,tangp3/gpdb,rubikloud/gpdb,0x0FFF/gpdb,rubikloud/gpdb,arcivanov/postgres-xl,atris/gpdb,yuanzhao/gpdb,janebeckman/gpdb,rubikloud/gpdb,tangp3/gpdb,lintzc/gpdb,Chibin/gpdb,lintzc/gpdb,royc1/gpdb,foyzur/gpdb,ovr/postgres-xl,zaksoup/gpdb,CraigHarris/gpdb,snaga/postgres-xl,janebeckman/gpdb,xuegang/gpdb,jmcatamney/gpdb,0x0FFF/gpdb,zeroae/postgres-xl,Chibin/gpdb,tangp3/gpdb,pavanvd/postgres-xl,tangp3/gpdb,rvs/gpdb,Chibin/gpdb,zeroae/postgres-xl,atris/gpdb,zaksoup/gpdb,cjcjameson/gpdb,randomtask1155/gpdb,atris/gpdb,adam8157/gpdb,rubikloud/gpdb,Chibin/gpdb,janebeckman/gpdb,jmcatamney/gpdb,snaga/postgres-xl,janebeckman/gpdb,greenplum-db/gpdb,xinzweb/gpdb,rvs/gpdb,ahachete/gpdb,0x0FFF/gpdb,royc1/gpdb,ashwinstar/gpdb,techdragon/Postgres-XL,royc1/gpdb,kmjungersen/PostgresXL,yazun/postgres-xl,Chibin/gpdb,edespino/gpdb,lpetrov-pivotal/gpdb,ashwinstar/gpdb,zeroae/postgres-xl,oberstet/postgres-xl,lisakowen/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,zeroae/postgres-xl,royc1/gpdb,zaksoup/gpdb,Quikling/gpdb,foyzur/gpdb,royc1/gpdb,rvs/gpdb,CraigHarris/gpdb,edespino/gpdb,Quikling/gpdb,postmind-net/postgres-xl,kaknikhil/gpdb,Quikling/gpdb,50wu/gpdb,kaknikhil/gpdb,xuegang/gpdb,CraigHarris/gpdb,adam8157/gpdb,yuanzhao/gpdb,lintzc/gpdb,greenplum-db/gpdb,tangp3/gpdb,royc1/gpdb,rvs/gpdb,kmjungersen/PostgresXL,yuanzhao/gpdb,Postgres-XL/Postgres-XL,zaksoup/gpdb,foyzur/gpdb,lintzc/gpdb,0x0FFF/gpdb,xinzweb/gpdb,lisakowen/gpdb,randomtask1155/gpdb,zaksoup/gpdb,lpetrov-pivotal/gpdb,50wu/gpdb,atris/gpdb,CraigHarris/gpdb,lisakowen/gpdb,edespino/gpdb,Chibin/gpdb,ashwinstar/gpdb,yuanzhao/gpdb,foyzur/gpdb,kaknikhil/gpdb,xuegang/gpdb,royc1/gpdb,0x0FFF/gpdb,xuegang/gpdb,oberstet/postgres-xl,cjcjameson/gpdb,lintzc/gpdb,chrishajas/gpdb,Postgres-XL/Postgres-XL,lintzc/gpdb,yazun/postgres-xl,ahachete/gpdb,lisakowen/gpdb,janebeckman/gpdb,cjcjameson/gpdb,CraigHarris/gpdb,oberstet/postgres-xl,yuanzhao/gpdb,lisakowen/gpdb,cjcjameson/gpdb,50wu/gpdb,royc1/gpdb,cjcjameson/gpdb,foyzur/gpdb,lisakowen/gpdb,ahachete/gpdb,xuegang/gpdb,tpostgres-projects/tPostgres,edespino/gpdb,rvs/gpdb,techdragon/Postgres-XL,kmjungersen/PostgresXL,Quikling/gpdb,tpostgres-projects/tPostgres,xinzweb/gpdb,Postgres-XL/Postgres-XL,greenplum-db/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,tangp3/gpdb,pavanvd/postgres-xl,randomtask1155/gpdb,kmjungersen/PostgresXL,janebeckman/gpdb,adam8157/gpdb,pavanvd/postgres-xl,Chibin/gpdb,rvs/gpdb,50wu/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,arcivanov/postgres-xl,kaknikhil/gpdb,ashwinstar/gpdb,pavanvd/postgres-xl,snaga/postgres-xl,50wu/gpdb,arcivanov/postgres-xl,lpetrov-pivotal/gpdb,ashwinstar/gpdb,lpetrov-pivotal/gpdb,xuegang/gpdb,postmind-net/postgres-xl,jmcatamney/gpdb,yazun/postgres-xl,50wu/gpdb,randomtask1155/gpdb,yuanzhao/gpdb,lpetrov-pivotal/gpdb,rvs/gpdb,xuegang/gpdb,pavanvd/postgres-xl,Postgres-XL/Postgres-XL,Quikling/gpdb,techdragon/Postgres-XL,ashwinstar/gpdb,xuegang/gpdb,lisakowen/gpdb,kaknikhil/gpdb,rubikloud/gpdb,cjcjameson/gpdb,rubikloud/gpdb,jmcatamney/gpdb,ahachete/gpdb,yazun/postgres-xl,cjcjameson/gpdb,greenplum-db/gpdb,lpetrov-pivotal/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,Chibin/gpdb,yuanzhao/gpdb,edespino/gpdb,0x0FFF/gpdb,kaknikhil/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,randomtask1155/gpdb,greenplum-db/gpdb,adam8157/gpdb,chrishajas/gpdb,rvs/gpdb,atris/gpdb,arcivanov/postgres-xl,lintzc/gpdb,jmcatamney/gpdb,rvs/gpdb,greenplum-db/gpdb,rvs/gpdb,adam8157/gpdb,Chibin/gpdb,chrishajas/gpdb,chrishajas/gpdb,snaga/postgres-xl,yazun/postgres-xl,jmcatamney/gpdb,Quikling/gpdb,oberstet/postgres-xl,tpostgres-projects/tPostgres,randomtask1155/gpdb,Quikling/gpdb,edespino/gpdb,xinzweb/gpdb,ashwinstar/gpdb,edespino/gpdb,tpostgres-projects/tPostgres,yuanzhao/gpdb,foyzur/gpdb,CraigHarris/gpdb,atris/gpdb,chrishajas/gpdb,snaga/postgres-xl,ahachete/gpdb,chrishajas/gpdb,atris/gpdb,ovr/postgres-xl,lintzc/gpdb,xinzweb/gpdb,ovr/postgres-xl,janebeckman/gpdb,0x0FFF/gpdb,tpostgres-projects/tPostgres,adam8157/gpdb,Quikling/gpdb,postmind-net/postgres-xl,janebeckman/gpdb,jmcatamney/gpdb,lpetrov-pivotal/gpdb,janebeckman/gpdb,edespino/gpdb,50wu/gpdb,randomtask1155/gpdb,adam8157/gpdb,atris/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,Chibin/gpdb,kaknikhil/gpdb,xuegang/gpdb,lintzc/gpdb,CraigHarris/gpdb,edespino/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,kaknikhil/gpdb,tangp3/gpdb,50wu/gpdb,cjcjameson/gpdb,edespino/gpdb,rubikloud/gpdb,postmind-net/postgres-xl,zaksoup/gpdb,zeroae/postgres-xl,kaknikhil/gpdb,kmjungersen/PostgresXL,techdragon/Postgres-XL,ahachete/gpdb,zaksoup/gpdb,rubikloud/gpdb,oberstet/postgres-xl,lisakowen/gpdb,ovr/postgres-xl,ashwinstar/gpdb,0x0FFF/gpdb,Quikling/gpdb,foyzur/gpdb,techdragon/Postgres-XL,ovr/postgres-xl