some changelog
some changelog

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