* Fix calls to auto methods so that if value is not passed in nothing bad happens.
* New parser calls for generating memcached_st objects.
* New error system.
+ * Added new documentation system.
+ * A behavior change has been now made that if you specify a weight for any
+ server, we enable the weight flag and do weight balancing.
0.48 Tue Mar 15 23:05:18 PDT 2011
* Fix memory leak in server parse.