Update mysql 5.7 installer
Update mysql 5.7 installer

gencer/dbal,deeky666/dbal,gencer/dbal,stof/dbal,Tobion/dbal,drieschel/dbal,doctrine/dbal,stof/dbal,deeky666/dbal,vutung2311/dbal,mikeSimonson/dbal,lcobucci/dbal,BenMorel/dbal,doctrine/dbal,Tobion/dbal,lcobucci/dbal,vutung2311/dbal,drieschel/dbal,mikeSimonson/dbal,BenMorel/dbal