Fork from go1.1.1 lib database/sql.
Fork from github.com/go-sql-driver/mysql
Fork from github.com/changkong/go-sqlite3
Any compact database/sql/driver lib just find in source code
"database/sql" replace with "github.com/litqqs/tq/sql"
"database/sql/driver" replace with "github.com/litqqs/tq/sql/driver"