slightly more user-friendly repr method for CascadeOptions
slightly more user-friendly repr method for CascadeOptions

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