Log Message:
Updated to 0.6.6. From CHANGELOG:

## 0.6.6

* Add context manager to cursor
* Fix can't encode blob that is not utf-8 on PY3. (regression of 0.6.4,
  Thanks to @wiggzz)

## 0.6.4
* Support "LOAD LOCAL INFILE".  Thanks @wraziens
* Show MySQL warnings after execute query.
* Fix MySQLError may be wrapped with OperationalError while connectiong. (#274)
* SSCursor no longer attempts to expire un-collected rows within __del__,
  delaying termination of an interrupted program; cleanup of uncollected
  rows is left to the Connection on next execute, which emits a
  warning at that time. (#287)
* Support datetime and time with microsecond. (#303)
* Use surrogateescape to format bytes on Python 3.
* OperationalError raised from connect() have information about original
  exception. (#304)
* `init_command` now support multi statement.
* `Connection.escape()` method now accepts second argument compatible to
  MySQL-Python.

## 0.6.3
* Fixed multiple result sets with SSCursor.
* Fixed connection timeout.
* Fixed literal set syntax to work on Py2.6.
* Allow for mysql negative values with 0 hour timedelta.
* Added Connection.begin().