Fix travis.yml
Fix travis.yml

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