sort_on=(('title',),) => sort by title
sort_on=(('title__score__',),) => sort by full text search score for title

* This add support of * in following fields:
  - Paths of Objects whose Workflow Histories should be Exported
  - Path of Objects whose Last Workflow History only should be Exported
* Before, only "**" was supported, like "aa/**" or "aa/bb**"

Previous code was broken since BT revision are not integers anymore.

- Rename some upgrader scripts
- Add upgrader script to check for table existence
- Rename some upgrade constraints
- Add upgrade constraint (table existence)
- Clean up some files

  This commits break testERP5Catalog

This reverts commit 61a67550.

Conflicts:
	product/ERP5/bootstrap/erp5_property_sheets/bt/revision

Conflicts:
	bt5/erp5_base/bt/revision