Fix typo: foriegn --> foreign
Fix typo: foriegn --> foreign
ThiefMaster/sqlalchemy,monetate/sqlalchemy,graingert/sqlalchemy,ThiefMaster/sqlalchemy,j5int/sqlalchemy,sandan/sqlalchemy,graingert/sqlalchemy,sqlalchemy/sqlalchemy,j5int/sqlalchemy,robin900/sqlalchemy,wujuguang/sqlalchemy,sandan/sqlalchemy,zzzeek/sqlalchemy,robin900/sqlalchemy,bdupharm/sqlalchemy,monetate/sqlalchemy,bdupharm/sqlalchemy,wujuguang/sqlalchemy