hipergate v2.1 beta released

This new release features interesting improvements over 2.0.

- Tightly integrated WebMail client and storage.
- LDAP and NTLM single sign-on authentication.
- Customizable home page using portlets.
- Improved query by form filters for bugs.
- Shop categories fast-edit.
- Better handling of files at Corporate Library.
- Compatibility with Oracle 10g.
- Setup Assistant.