Regression bug on SET commands on admin interface

[renecannao]

This is a regression bug.
Was initially fixed in 3eb1d6c , but returned in 8b04641

$ python
Python 2.7.3 (default, Mar 13 2014, 11:03:55)
[GCC 4.7.2] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import MySQLdb
>>> conn = MySQLdb.connect(host='127.0.0.1', port=6032, user='admin', passwd='admin')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/local/lib/python2.7/dist-packages/MySQLdb/__init__.py", line 81, in Connect
    return Connection(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/MySQLdb/connections.py", line 237, in __init__
    self.autocommit(autocommit)
  File "/usr/local/lib/python2.7/dist-packages/MySQLdb/connections.py", line 243, in autocommit
    _mysql.connection.autocommit(self, on)
_mysql_exceptions.OperationalError: (1045, "ERROR: Unknown global variable: 'autocommit'.")