Update server DEBUG startup tag fixes:
Update server DEBUG startup tag fixes:

> * Change DEBUG startup tag to NOTICE;  change NOTICE to output to client
>   only if client exists (Bruce)

This item is not done:

< * -Make elog(LOG) in WAL its own output type, distinct from DEBUG (Peter E)
---
> * Make elog(LOG) in WAL its own output type, distinct from DEBUG

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