remove external dependencies from gptransfer behave test suite (#924)
remove external dependencies from gptransfer behave test suite (#924)

Chibin/gpdb,Chibin/gpdb,CraigHarris/gpdb,lintzc/gpdb,lisakowen/gpdb,Quikling/gpdb,janebeckman/gpdb,ashwinstar/gpdb,xuegang/gpdb,ashwinstar/gpdb,royc1/gpdb,yuanzhao/gpdb,lintzc/gpdb,edespino/gpdb,lintzc/gpdb,royc1/gpdb,adam8157/gpdb,ashwinstar/gpdb,lisakowen/gpdb,greenplum-db/gpdb,xinzweb/gpdb,janebeckman/gpdb,cjcjameson/gpdb,Quikling/gpdb,cjcjameson/gpdb,edespino/gpdb,greenplum-db/gpdb,edespino/gpdb,CraigHarris/gpdb,xuegang/gpdb,janebeckman/gpdb,edespino/gpdb,cjcjameson/gpdb,Chibin/gpdb,0x0FFF/gpdb,royc1/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,janebeckman/gpdb,lintzc/gpdb,rvs/gpdb,CraigHarris/gpdb,edespino/gpdb,ashwinstar/gpdb,xinzweb/gpdb,lintzc/gpdb,edespino/gpdb,rvs/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,jmcatamney/gpdb,yuanzhao/gpdb,jmcatamney/gpdb,lisakowen/gpdb,jmcatamney/gpdb,janebeckman/gpdb,jmcatamney/gpdb,royc1/gpdb,kaknikhil/gpdb,50wu/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,xuegang/gpdb,jmcatamney/gpdb,xinzweb/gpdb,rvs/gpdb,cjcjameson/gpdb,adam8157/gpdb,xinzweb/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,edespino/gpdb,Quikling/gpdb,xuegang/gpdb,yuanzhao/gpdb,kaknikhil/gpdb,CraigHarris/gpdb,50wu/gpdb,50wu/gpdb,Chibin/gpdb,kaknikhil/gpdb,Chibin/gpdb,ashwinstar/gpdb,50wu/gpdb,adam8157/gpdb,CraigHarris/gpdb,50wu/gpdb,Chibin/gpdb,royc1/gpdb,lisakowen/gpdb,0x0FFF/gpdb,edespino/gpdb,0x0FFF/gpdb,adam8157/gpdb,Quikling/gpdb,kaknikhil/gpdb,adam8157/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,lintzc/gpdb,xuegang/gpdb,cjcjameson/gpdb,jmcatamney/gpdb,lisakowen/gpdb,Chibin/gpdb,0x0FFF/gpdb,janebeckman/gpdb,rvs/gpdb,cjcjameson/gpdb,janebeckman/gpdb,0x0FFF/gpdb,rvs/gpdb,janebeckman/gpdb,50wu/gpdb,CraigHarris/gpdb,xinzweb/gpdb,xinzweb/gpdb,yuanzhao/gpdb,royc1/gpdb,royc1/gpdb,jmcatamney/gpdb,0x0FFF/gpdb,rvs/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,Quikling/gpdb,xinzweb/gpdb,lisakowen/gpdb,Chibin/gpdb,CraigHarris/gpdb,greenplum-db/gpdb,kaknikhil/gpdb,lintzc/gpdb,lintzc/gpdb,Chibin/gpdb,lisakowen/gpdb,lintzc/gpdb,yuanzhao/gpdb,adam8157/gpdb,CraigHarris/gpdb,Quikling/gpdb,ashwinstar/gpdb,xinzweb/gpdb,CraigHarris/gpdb,lisakowen/gpdb,edespino/gpdb,janebeckman/gpdb,xuegang/gpdb,edespino/gpdb,0x0FFF/gpdb,xuegang/gpdb,royc1/gpdb,Quikling/gpdb,0x0FFF/gpdb,janebeckman/gpdb,cjcjameson/gpdb,Quikling/gpdb,50wu/gpdb,adam8157/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,adam8157/gpdb,rvs/gpdb,Chibin/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,Quikling/gpdb,xuegang/gpdb,Quikling/gpdb,xuegang/gpdb,rvs/gpdb,kaknikhil/gpdb,rvs/gpdb,rvs/gpdb,greenplum-db/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,50wu/gpdb,greenplum-db/gpdb