- add redshift-sqlalchemy, essentially fixes [ticket:2727]
- add redshift-sqlalchemy, essentially fixes [ticket:2727]

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