* 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.