[MySQL][Spider][VP]Spider-3.1 VP-1.0 released

I'm pleased to announce the release of Spider storage engine version 3.1(beta) and Vertical Partitioning storage engine version 1.0(beta).
Spider is a Storage Engine for database sharding.
http://spiderformysql.com/
Vertical Partitioning is a Storage Engine for vertical partitioning for a table.
http://launchpad.net/vpformysql

Please use the following for downloading binary file.
http://spiderformysql.com/download_spider.html

The main changes in this version are following.
Spider
- Add server parameter "spider_general_log" and "spider_log_result_errors".
- Add table parameter "force_bulk_update" and "force_bulk_delete".
- Add "spider_bka_mode=2" and "bka_mode=2".
- Add "mysql.spider_xa_failed_log" table.
- Performance improvement for "COUNT", "MAX", "MIN" and "SUM" without join and distinct.
- Performance improvement for fulltext search.
- Add case of parallel searching.
Note: "semi_split_read=2" is default value from this version. If you want to use previous version's setting, please set "semi_split_read=0".

Vertical Partitioning
  This release is bug fix release.

MySQL
Becomes version 5.5.34.
- Add "log_result_errors".

Please see "99_change_logs.txt" in the download documents for checking other changes.

Thanks to memorycraft, Adrian, Stephane, Sergey, Elena, Enid, Koichi, Yutaro, Honda-san, Kanzaki-san for bug reporting.

Enjoy!