This reverts commit ae0fd674.

Because mysqlclient 1.3.10 cannot be built :

_mysql.c: In function '_mysql_ConnectionObject_ping':
_mysql.c:1911:41: error: 'MYSQL' has no member named 'reconnect'
  if ( reconnect != -1 ) self->connection.reconnect = reconnect;
                                         ^
error: Setup script exited with error: command 'gcc' failed with exit status 1