Don't ignore "application_name" in the startup packet in GPDB.
Don't ignore "application_name" in the startup packet in GPDB.

This reverts upstream commit 3c77fbd285 that we got as part of the 8.3
merge. We have back-ported the full application_name feature from
PostgreSQL 9.0 earlier already, so we don't need the hack to ignore
application_name.

cjcjameson/gpdb,rvs/gpdb,lisakowen/gpdb,Quikling/gpdb,edespino/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,lisakowen/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,rvs/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,janebeckman/gpdb,Quikling/gpdb,janebeckman/gpdb,Chibin/gpdb,greenplum-db/gpdb,janebeckman/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,edespino/gpdb,xinzweb/gpdb,cjcjameson/gpdb,ashwinstar/gpdb,xinzweb/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,kaknikhil/gpdb,kaknikhil/gpdb,lisakowen/gpdb,xinzweb/gpdb,50wu/gpdb,lisakowen/gpdb,Chibin/gpdb,lisakowen/gpdb,xinzweb/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,edespino/gpdb,Chibin/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,rvs/gpdb,50wu/gpdb,ashwinstar/gpdb,xinzweb/gpdb,cjcjameson/gpdb,adam8157/gpdb,rvs/gpdb,kaknikhil/gpdb,adam8157/gpdb,edespino/gpdb,greenplum-db/gpdb,lisakowen/gpdb,adam8157/gpdb,cjcjameson/gpdb,50wu/gpdb,ashwinstar/gpdb,Quikling/gpdb,xinzweb/gpdb,cjcjameson/gpdb,50wu/gpdb,janebeckman/gpdb,janebeckman/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,rvs/gpdb,kaknikhil/gpdb,edespino/gpdb,Chibin/gpdb,kaknikhil/gpdb,xinzweb/gpdb,Chibin/gpdb,rvs/gpdb,adam8157/gpdb,Chibin/gpdb,rvs/gpdb,Chibin/gpdb,rvs/gpdb,cjcjameson/gpdb,jmcatamney/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,Quikling/gpdb,edespino/gpdb,edespino/gpdb,yuanzhao/gpdb,Quikling/gpdb,Chibin/gpdb,yuanzhao/gpdb,rvs/gpdb,Quikling/gpdb,janebeckman/gpdb,xinzweb/gpdb,greenplum-db/gpdb,janebeckman/gpdb,Quikling/gpdb,edespino/gpdb,adam8157/gpdb,rvs/gpdb,Quikling/gpdb,janebeckman/gpdb,jmcatamney/gpdb,adam8157/gpdb,cjcjameson/gpdb,jmcatamney/gpdb,janebeckman/gpdb,edespino/gpdb,lisakowen/gpdb,adam8157/gpdb,50wu/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,Chibin/gpdb,jmcatamney/gpdb,edespino/gpdb,adam8157/gpdb,jmcatamney/gpdb,Chibin/gpdb,Quikling/gpdb,cjcjameson/gpdb,50wu/gpdb,lisakowen/gpdb,50wu/gpdb,janebeckman/gpdb,50wu/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,Quikling/gpdb