Reintroduce connection.encoders for Django compatibility.
Reintroduce connection.encoders for Django compatibility.

Geoion/Tornado-MySQL,NunoEdgarGub1/PyMySQL,aio-libs/aiomysql,xjzhou/PyMySQL,anson-tang/PyMySQL,PyMySQL/Tornado-MySQL,yeyinzhu3211/PyMySQL,modulexcite/PyMySQL,boneyao/PyMySQL,mosquito/Tornado-MySQL,PyMySQL/PyMySQL,eibanez/PyMySQL,wraziens/PyMySQL,Ting-y/PyMySQL,DashaChuk/PyMySQL,jwjohns/PyMySQL,wraziens/PyMySQL,MartinThoma/PyMySQL,pymysql/pymysql,lzedl/PyMySQL,nju520/PyMySQL,methane/PyMySQL,yeyinzhu3211/PyMySQL,lzedl/PyMySQL,pulsar314/Tornado-MySQL,eibanez/PyMySQL,jheld/PyMySQL,xjzhou/PyMySQL