- update docs for Numeric/Float, in particular warn against using mismatched types (e.g. [ticket:2916])
- update docs for Numeric/Float, in particular warn against using mismatched
types (e.g. [ticket:2916])

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