----------------
- Add support for a changes storage for demo storage (in addition to
the base storage). Local file and blob storage is supported.
[malthe]
- Add support for before storage (via the ``zc.beforestorage`` package).
[malthe]
- Make script suppression optional (via empty `scripts` parameter). Otherwise,
scripts for packages listed in `eggs` parameter will be generated.
[aclark]
- Support all RelStorage options, even future options. Used a simple pattern
to recognize where options should be placed: any option name containing a
dash is a generic option; the rest (except "name") are database-specific.
[hathawsh]