- update changelog to accommodate pr github:218
- update changelog to accommodate pr github:218

(cherry picked from commit 6657a008d664c275c41a4beda967ddbb50b6ddec)

bdupharm/sqlalchemy,ThiefMaster/sqlalchemy,sandan/sqlalchemy,ThiefMaster/sqlalchemy,monetate/sqlalchemy,j5int/sqlalchemy,graingert/sqlalchemy,monetate/sqlalchemy,wujuguang/sqlalchemy,graingert/sqlalchemy,bdupharm/sqlalchemy,zzzeek/sqlalchemy,sandan/sqlalchemy,robin900/sqlalchemy,sqlalchemy/sqlalchemy,wujuguang/sqlalchemy,j5int/sqlalchemy,robin900/sqlalchemy