upgrade

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UseBB Development Version Upgrading
-----------------------------------

Current version: 0.6a

Notes:
	- UseBB now works completely on PHP 5 (tested with 5.1.0b3).
	- There are several new config options and some of them have been removed and will not have any effect any more!

* Upgrading from 0.6:
	Reupload search.php and sources/common.php. No database changes.

* Upgrading from 0.5.x:
	Just reupload all (newer) files. No database changes.

* Upgrading from 0.4.x:
	Run install/upgrade-0-4.php in your web browser.

* Upgrading from 0.3.x:
	Run all install/upgrade-*.php in your web browser in the correct order, starting by install/upgrade-0-3.php.

* Upgrading from 0.2.3(a):
	Run all install/upgrade-*.php in your web browser in the correct order.

* Upgrading from 0.2.2 or earlier:
	First upgrade to 0.2.3a, then run all install/upgrade-*.php in the correct order.