Documentation markup and a few typos
Documentation markup and a few typos

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