fixed host connector again, now for [ticket:197]
fixed host connector again, now for [ticket:197]

wujuguang/sqlalchemy,276361270/sqlalchemy,hsum/sqlalchemy,alex/sqlalchemy,elelianghh/sqlalchemy,brianv0/sqlalchemy,j5int/sqlalchemy,davidfraser/sqlalchemy,epa/sqlalchemy,WinterNis/sqlalchemy,itkovian/sqlalchemy,monetate/sqlalchemy,inspirehep/sqlalchemy,brianv0/sqlalchemy,graingert/sqlalchemy,robin900/sqlalchemy,Cito/sqlalchemy,epa/sqlalchemy,wfxiang08/sqlalchemy,sqlalchemy/sqlalchemy,elelianghh/sqlalchemy,EvaSDK/sqlalchemy,ThiefMaster/sqlalchemy,monetate/sqlalchemy,wujuguang/sqlalchemy,Akrog/sqlalchemy,inspirehep/sqlalchemy,bdupharm/sqlalchemy,EvaSDK/sqlalchemy,dstufft/sqlalchemy,sandan/sqlalchemy,wfxiang08/sqlalchemy,olemis/sqlalchemy,alex/sqlalchemy,zzzeek/sqlalchemy,bootandy/sqlalchemy,halfcrazy/sqlalchemy,ThiefMaster/sqlalchemy,Akrog/sqlalchemy,hsum/sqlalchemy,bdupharm/sqlalchemy,davidjb/sqlalchemy,halfcrazy/sqlalchemy,graingert/sqlalchemy,davidfraser/sqlalchemy,olemis/sqlalchemy,j5int/sqlalchemy,robin900/sqlalchemy,Cito/sqlalchemy,bootandy/sqlalchemy,alex/sqlalchemy,itkovian/sqlalchemy,sandan/sqlalchemy,Cito/sqlalchemy,davidjb/sqlalchemy,pdufour/sqlalchemy,pdufour/sqlalchemy,WinterNis/sqlalchemy,276361270/sqlalchemy,dstufft/sqlalchemy